19568250

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1$

素因数の和:262

約数の個数: 128

約数和(自身を含む): 58705920

約数和(自身を除く): 39137670

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 27, 30, 39, 45, 50, 54, 65, 75, 78, 90, 117, 125, 130, 135, 150, 195, 223, 225, 234, 250, 270, 325, 351, 375, 390, 446, 450, 585, 650, 669, 675, 702, 750, 975, 1115, 1125, 1170, 1338, 1350, 1625, 1755, 1950, 2007, 2230, 2250, 2899, 2925, 3250, 3345, 3375, 3510, 4014, 4875, 5575, 5798, 5850, 6021, 6690, 6750, 8697, 8775, 9750, 10035, 11150, 12042, 14495, 14625, 16725, 17394, 17550, 20070, 26091, 27875, 28990, 29250, 30105, 33450, 43485, 43875, 50175, 52182, 55750, 60210, 72475, 78273, 83625, 86970, 87750, 100350, 130455, 144950, 150525, 156546, 167250, 217425, 250875, 260910, 301050, 362375, 391365, 434850, 501750, 652275, 724750, 752625, 782730, 1087125, 1304550, 1505250, 1956825, 2174250, 3261375, 3913650, 6522750, 9784125, 19568250]

約数ペア:

[(1, 19568250), (2, 9784125), (3, 6522750), (5, 3913650), (6, 3261375), (9, 2174250), (10, 1956825), (13, 1505250), (15, 1304550), (18, 1087125), (25, 782730), (26, 752625), (27, 724750), (30, 652275), (39, 501750), (45, 434850), (50, 391365), (54, 362375), (65, 301050), (75, 260910), (78, 250875), (90, 217425), (117, 167250), (125, 156546), (130, 150525), (135, 144950), (150, 130455), (195, 100350), (223, 87750), (225, 86970), (234, 83625), (250, 78273), (270, 72475), (325, 60210), (351, 55750), (375, 52182), (390, 50175), (446, 43875), (450, 43485), (585, 33450), (650, 30105), (669, 29250), (675, 28990), (702, 27875), (750, 26091), (975, 20070), (1115, 17550), (1125, 17394), (1170, 16725), (1338, 14625), (1350, 14495), (1625, 12042), (1755, 11150), (1950, 10035), (2007, 9750), (2230, 8775), (2250, 8697), (2899, 6750), (2925, 6690), (3250, 6021), (3345, 5850), (3375, 5798), (3510, 5575), (4014, 4875)]