205425720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:160

約数の個数: 320

約数和(自身を含む): 752716800

約数和(自身を除く): 547291080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 47, 54, 57, 60, 71, 72, 76, 81, 90, 94, 95, 108, 114, 120, 135, 141, 142, 152, 162, 171, 180, 188, 190, 213, 216, 228, 235, 270, 282, 284, 285, 324, 342, 355, 360, 376, 380, 405, 423, 426, 456, 470, 513, 540, 564, 568, 570, 639, 648, 684, 705, 710, 760, 810, 846, 852, 855, 893, 940, 1026, 1065, 1080, 1128, 1140, 1269, 1278, 1349, 1368, 1410, 1420, 1539, 1620, 1692, 1704, 1710, 1786, 1880, 1917, 2052, 2115, 2130, 2280, 2538, 2556, 2565, 2679, 2698, 2820, 2840, 3078, 3195, 3240, 3337, 3384, 3420, 3572, 3807, 3834, 4047, 4104, 4230, 4260, 4465, 5076, 5112, 5130, 5358, 5396, 5640, 5751, 6156, 6345, 6390, 6674, 6745, 6840, 7144, 7614, 7668, 7695, 8037, 8094, 8460, 8520, 8930, 9585, 10011, 10152, 10260, 10716, 10792, 11502, 12141, 12312, 12690, 12780, 13348, 13395, 13490, 15228, 15336, 15390, 16074, 16188, 16685, 16920, 17860, 19035, 19170, 20022, 20235, 20520, 21432, 23004, 24111, 24282, 25380, 25560, 26696, 26790, 26980, 28755, 30033, 30456, 30780, 32148, 32376, 33370, 35720, 36423, 38070, 38340, 40044, 40185, 40470, 46008, 48222, 48564, 50055, 50760, 53580, 53960, 57510, 60066, 60705, 61560, 63403, 64296, 66740, 72333, 72846, 76140, 76680, 80088, 80370, 80940, 90099, 96444, 97128, 100110, 107160, 109269, 115020, 120132, 120555, 121410, 126806, 133480, 144666, 145692, 150165, 152280, 160740, 161880, 180198, 182115, 190209, 192888, 200220, 218538, 230040, 240264, 241110, 242820, 253612, 270297, 289332, 291384, 300330, 317015, 321480, 360396, 361665, 364230, 380418, 400440, 437076, 450495, 482220, 485640, 507224, 540594, 546345, 570627, 578664, 600660, 634030, 720792, 723330, 728460, 760836, 874152, 900990, 951045, 964440, 1081188, 1092690, 1141254, 1201320, 1268060, 1351485, 1446660, 1456920, 1521672, 1711881, 1801980, 1902090, 2162376, 2185380, 2282508, 2536120, 2702970, 2853135, 2893320, 3423762, 3603960, 3804180, 4370760, 4565016, 5135643, 5405940, 5706270, 6847524, 7608360, 8559405, 10271286, 10811880, 11412540, 13695048, 17118810, 20542572, 22825080, 25678215, 34237620, 41085144, 51356430, 68475240, 102712860, 205425720]

約数ペア:

[(1, 205425720), (2, 102712860), (3, 68475240), (4, 51356430), (5, 41085144), (6, 34237620), (8, 25678215), (9, 22825080), (10, 20542572), (12, 17118810), (15, 13695048), (18, 11412540), (19, 10811880), (20, 10271286), (24, 8559405), (27, 7608360), (30, 6847524), (36, 5706270), (38, 5405940), (40, 5135643), (45, 4565016), (47, 4370760), (54, 3804180), (57, 3603960), (60, 3423762), (71, 2893320), (72, 2853135), (76, 2702970), (81, 2536120), (90, 2282508), (94, 2185380), (95, 2162376), (108, 1902090), (114, 1801980), (120, 1711881), (135, 1521672), (141, 1456920), (142, 1446660), (152, 1351485), (162, 1268060), (171, 1201320), (180, 1141254), (188, 1092690), (190, 1081188), (213, 964440), (216, 951045), (228, 900990), (235, 874152), (270, 760836), (282, 728460), (284, 723330), (285, 720792), (324, 634030), (342, 600660), (355, 578664), (360, 570627), (376, 546345), (380, 540594), (405, 507224), (423, 485640), (426, 482220), (456, 450495), (470, 437076), (513, 400440), (540, 380418), (564, 364230), (568, 361665), (570, 360396), (639, 321480), (648, 317015), (684, 300330), (705, 291384), (710, 289332), (760, 270297), (810, 253612), (846, 242820), (852, 241110), (855, 240264), (893, 230040), (940, 218538), (1026, 200220), (1065, 192888), (1080, 190209), (1128, 182115), (1140, 180198), (1269, 161880), (1278, 160740), (1349, 152280), (1368, 150165), (1410, 145692), (1420, 144666), (1539, 133480), (1620, 126806), (1692, 121410), (1704, 120555), (1710, 120132), (1786, 115020), (1880, 109269), (1917, 107160), (2052, 100110), (2115, 97128), (2130, 96444), (2280, 90099), (2538, 80940), (2556, 80370), (2565, 80088), (2679, 76680), (2698, 76140), (2820, 72846), (2840, 72333), (3078, 66740), (3195, 64296), (3240, 63403), (3337, 61560), (3384, 60705), (3420, 60066), (3572, 57510), (3807, 53960), (3834, 53580), (4047, 50760), (4104, 50055), (4230, 48564), (4260, 48222), (4465, 46008), (5076, 40470), (5112, 40185), (5130, 40044), (5358, 38340), (5396, 38070), (5640, 36423), (5751, 35720), (6156, 33370), (6345, 32376), (6390, 32148), (6674, 30780), (6745, 30456), (6840, 30033), (7144, 28755), (7614, 26980), (7668, 26790), (7695, 26696), (8037, 25560), (8094, 25380), (8460, 24282), (8520, 24111), (8930, 23004), (9585, 21432), (10011, 20520), (10152, 20235), (10260, 20022), (10716, 19170), (10792, 19035), (11502, 17860), (12141, 16920), (12312, 16685), (12690, 16188), (12780, 16074), (13348, 15390), (13395, 15336), (13490, 15228)]