161826900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:354

約数の個数: 144

約数和(自身を含む): 490801920

約数和(自身を除く): 328975020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 37, 50, 60, 61, 74, 75, 100, 111, 122, 148, 150, 183, 185, 222, 239, 244, 300, 305, 366, 370, 444, 478, 555, 610, 717, 732, 740, 915, 925, 956, 1110, 1195, 1220, 1434, 1525, 1830, 1850, 2220, 2257, 2390, 2775, 2868, 3050, 3585, 3660, 3700, 4514, 4575, 4780, 5550, 5975, 6100, 6771, 7170, 8843, 9028, 9150, 11100, 11285, 11950, 13542, 14340, 14579, 17686, 17925, 18300, 22570, 23900, 26529, 27084, 29158, 33855, 35372, 35850, 43737, 44215, 45140, 53058, 56425, 58316, 67710, 71700, 72895, 87474, 88430, 106116, 112850, 132645, 135420, 145790, 169275, 174948, 176860, 218685, 221075, 225700, 265290, 291580, 338550, 364475, 437370, 442150, 530580, 539423, 663225, 677100, 728950, 874740, 884300, 1078846, 1093425, 1326450, 1457900, 1618269, 2157692, 2186850, 2652900, 2697115, 3236538, 4373700, 5394230, 6473076, 8091345, 10788460, 13485575, 16182690, 26971150, 32365380, 40456725, 53942300, 80913450, 161826900]

約数ペア:

[(1, 161826900), (2, 80913450), (3, 53942300), (4, 40456725), (5, 32365380), (6, 26971150), (10, 16182690), (12, 13485575), (15, 10788460), (20, 8091345), (25, 6473076), (30, 5394230), (37, 4373700), (50, 3236538), (60, 2697115), (61, 2652900), (74, 2186850), (75, 2157692), (100, 1618269), (111, 1457900), (122, 1326450), (148, 1093425), (150, 1078846), (183, 884300), (185, 874740), (222, 728950), (239, 677100), (244, 663225), (300, 539423), (305, 530580), (366, 442150), (370, 437370), (444, 364475), (478, 338550), (555, 291580), (610, 265290), (717, 225700), (732, 221075), (740, 218685), (915, 176860), (925, 174948), (956, 169275), (1110, 145790), (1195, 135420), (1220, 132645), (1434, 112850), (1525, 106116), (1830, 88430), (1850, 87474), (2220, 72895), (2257, 71700), (2390, 67710), (2775, 58316), (2868, 56425), (3050, 53058), (3585, 45140), (3660, 44215), (3700, 43737), (4514, 35850), (4575, 35372), (4780, 33855), (5550, 29158), (5975, 27084), (6100, 26529), (6771, 23900), (7170, 22570), (8843, 18300), (9028, 17925), (9150, 17686), (11100, 14579), (11285, 14340), (11950, 13542)]