68475240

素因数分解:

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

素因数の和:157

約数の個数: 256

約数和(自身を含む): 248832000

約数和(自身を除く): 180356760

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, 90, 94, 95, 108, 114, 120, 135, 141, 142, 152, 171, 180, 188, 190, 213, 216, 228, 235, 270, 282, 284, 285, 342, 355, 360, 376, 380, 423, 426, 456, 470, 513, 540, 564, 568, 570, 639, 684, 705, 710, 760, 846, 852, 855, 893, 940, 1026, 1065, 1080, 1128, 1140, 1269, 1278, 1349, 1368, 1410, 1420, 1692, 1704, 1710, 1786, 1880, 1917, 2052, 2115, 2130, 2280, 2538, 2556, 2565, 2679, 2698, 2820, 2840, 3195, 3337, 3384, 3420, 3572, 3834, 4047, 4104, 4230, 4260, 4465, 5076, 5112, 5130, 5358, 5396, 5640, 6345, 6390, 6674, 6745, 6840, 7144, 7668, 8037, 8094, 8460, 8520, 8930, 9585, 10011, 10152, 10260, 10716, 10792, 12141, 12690, 12780, 13348, 13395, 13490, 15336, 16074, 16188, 16685, 16920, 17860, 19170, 20022, 20235, 20520, 21432, 24111, 24282, 25380, 25560, 26696, 26790, 26980, 30033, 32148, 32376, 33370, 35720, 36423, 38340, 40044, 40185, 40470, 48222, 48564, 50055, 50760, 53580, 53960, 60066, 60705, 63403, 64296, 66740, 72846, 76680, 80088, 80370, 80940, 90099, 96444, 97128, 100110, 107160, 120132, 120555, 121410, 126806, 133480, 145692, 150165, 160740, 161880, 180198, 182115, 190209, 192888, 200220, 240264, 241110, 242820, 253612, 291384, 300330, 317015, 321480, 360396, 364230, 380418, 400440, 450495, 482220, 485640, 507224, 570627, 600660, 634030, 720792, 728460, 760836, 900990, 951045, 964440, 1141254, 1201320, 1268060, 1456920, 1521672, 1711881, 1801980, 1902090, 2282508, 2536120, 2853135, 3423762, 3603960, 3804180, 4565016, 5706270, 6847524, 7608360, 8559405, 11412540, 13695048, 17118810, 22825080, 34237620, 68475240]

約数ペア:

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