21853800

素因数分解:

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

素因数の和:118

約数の個数: 240

約数和(自身を含む): 81021600

約数和(自身を除く): 59167800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 25, 27, 30, 36, 38, 40, 45, 50, 54, 57, 60, 71, 72, 75, 76, 81, 90, 95, 100, 108, 114, 120, 135, 142, 150, 152, 162, 171, 180, 190, 200, 213, 216, 225, 228, 270, 284, 285, 300, 324, 342, 355, 360, 380, 405, 426, 450, 456, 475, 513, 540, 568, 570, 600, 639, 648, 675, 684, 710, 760, 810, 852, 855, 900, 950, 1026, 1065, 1080, 1140, 1278, 1349, 1350, 1368, 1420, 1425, 1539, 1620, 1704, 1710, 1775, 1800, 1900, 1917, 2025, 2052, 2130, 2280, 2556, 2565, 2698, 2700, 2840, 2850, 3078, 3195, 3240, 3420, 3550, 3800, 3834, 4047, 4050, 4104, 4260, 4275, 5112, 5130, 5325, 5396, 5400, 5700, 5751, 6156, 6390, 6745, 6840, 7100, 7668, 7695, 8094, 8100, 8520, 8550, 9585, 10260, 10650, 10792, 11400, 11502, 12141, 12312, 12780, 12825, 13490, 14200, 15336, 15390, 15975, 16188, 16200, 17100, 19170, 20235, 20520, 21300, 23004, 24282, 25560, 25650, 26980, 28755, 30780, 31950, 32376, 33725, 34200, 36423, 38340, 38475, 40470, 42600, 46008, 47925, 48564, 51300, 53960, 57510, 60705, 61560, 63900, 67450, 72846, 76680, 76950, 80940, 95850, 97128, 101175, 102600, 109269, 115020, 121410, 127800, 134900, 143775, 145692, 153900, 161880, 182115, 191700, 202350, 218538, 230040, 242820, 269800, 287550, 291384, 303525, 307800, 364230, 383400, 404700, 437076, 485640, 546345, 575100, 607050, 728460, 809400, 874152, 910575, 1092690, 1150200, 1214100, 1456920, 1821150, 2185380, 2428200, 2731725, 3642300, 4370760, 5463450, 7284600, 10926900, 21853800]

約数ペア:

[(1, 21853800), (2, 10926900), (3, 7284600), (4, 5463450), (5, 4370760), (6, 3642300), (8, 2731725), (9, 2428200), (10, 2185380), (12, 1821150), (15, 1456920), (18, 1214100), (19, 1150200), (20, 1092690), (24, 910575), (25, 874152), (27, 809400), (30, 728460), (36, 607050), (38, 575100), (40, 546345), (45, 485640), (50, 437076), (54, 404700), (57, 383400), (60, 364230), (71, 307800), (72, 303525), (75, 291384), (76, 287550), (81, 269800), (90, 242820), (95, 230040), (100, 218538), (108, 202350), (114, 191700), (120, 182115), (135, 161880), (142, 153900), (150, 145692), (152, 143775), (162, 134900), (171, 127800), (180, 121410), (190, 115020), (200, 109269), (213, 102600), (216, 101175), (225, 97128), (228, 95850), (270, 80940), (284, 76950), (285, 76680), (300, 72846), (324, 67450), (342, 63900), (355, 61560), (360, 60705), (380, 57510), (405, 53960), (426, 51300), (450, 48564), (456, 47925), (475, 46008), (513, 42600), (540, 40470), (568, 38475), (570, 38340), (600, 36423), (639, 34200), (648, 33725), (675, 32376), (684, 31950), (710, 30780), (760, 28755), (810, 26980), (852, 25650), (855, 25560), (900, 24282), (950, 23004), (1026, 21300), (1065, 20520), (1080, 20235), (1140, 19170), (1278, 17100), (1349, 16200), (1350, 16188), (1368, 15975), (1420, 15390), (1425, 15336), (1539, 14200), (1620, 13490), (1704, 12825), (1710, 12780), (1775, 12312), (1800, 12141), (1900, 11502), (1917, 11400), (2025, 10792), (2052, 10650), (2130, 10260), (2280, 9585), (2556, 8550), (2565, 8520), (2698, 8100), (2700, 8094), (2840, 7695), (2850, 7668), (3078, 7100), (3195, 6840), (3240, 6745), (3420, 6390), (3550, 6156), (3800, 5751), (3834, 5700), (4047, 5400), (4050, 5396), (4104, 5325), (4260, 5130), (4275, 5112)]