90462420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2939}}^1$

素因数の和:2979

約数の個数: 120

約数和(自身を含む): 298821600

約数和(自身を除く): 208359180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 270, 285, 324, 342, 380, 405, 513, 540, 570, 684, 810, 855, 1026, 1140, 1539, 1620, 1710, 2052, 2565, 2939, 3078, 3420, 5130, 5878, 6156, 7695, 8817, 10260, 11756, 14695, 15390, 17634, 26451, 29390, 30780, 35268, 44085, 52902, 55841, 58780, 79353, 88170, 105804, 111682, 132255, 158706, 167523, 176340, 223364, 238059, 264510, 279205, 317412, 335046, 396765, 476118, 502569, 529020, 558410, 670092, 793530, 837615, 952236, 1005138, 1116820, 1190295, 1507707, 1587060, 1675230, 2010276, 2380590, 2512845, 3015414, 3350460, 4523121, 4761180, 5025690, 6030828, 7538535, 9046242, 10051380, 15077070, 18092484, 22615605, 30154140, 45231210, 90462420]

約数ペア:

[(1, 90462420), (2, 45231210), (3, 30154140), (4, 22615605), (5, 18092484), (6, 15077070), (9, 10051380), (10, 9046242), (12, 7538535), (15, 6030828), (18, 5025690), (19, 4761180), (20, 4523121), (27, 3350460), (30, 3015414), (36, 2512845), (38, 2380590), (45, 2010276), (54, 1675230), (57, 1587060), (60, 1507707), (76, 1190295), (81, 1116820), (90, 1005138), (95, 952236), (108, 837615), (114, 793530), (135, 670092), (162, 558410), (171, 529020), (180, 502569), (190, 476118), (228, 396765), (270, 335046), (285, 317412), (324, 279205), (342, 264510), (380, 238059), (405, 223364), (513, 176340), (540, 167523), (570, 158706), (684, 132255), (810, 111682), (855, 105804), (1026, 88170), (1140, 79353), (1539, 58780), (1620, 55841), (1710, 52902), (2052, 44085), (2565, 35268), (2939, 30780), (3078, 29390), (3420, 26451), (5130, 17634), (5878, 15390), (6156, 14695), (7695, 11756), (8817, 10260)]