208837700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 509967360

約数和(自身を除く): 301129660

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 29, 31, 46, 50, 58, 62, 92, 100, 101, 115, 116, 124, 145, 155, 202, 230, 290, 310, 404, 460, 505, 575, 580, 620, 667, 713, 725, 775, 899, 1010, 1150, 1334, 1426, 1450, 1550, 1798, 2020, 2300, 2323, 2525, 2668, 2852, 2900, 2929, 3100, 3131, 3335, 3565, 3596, 4495, 4646, 5050, 5858, 6262, 6670, 7130, 8990, 9292, 10100, 11615, 11716, 12524, 13340, 14260, 14645, 15655, 16675, 17825, 17980, 20677, 22475, 23230, 29290, 31310, 33350, 35650, 41354, 44950, 46460, 58075, 58580, 62620, 66700, 67367, 71300, 72013, 73225, 78275, 82708, 89900, 90799, 103385, 116150, 134734, 144026, 146450, 156550, 181598, 206770, 232300, 269468, 288052, 292900, 313100, 336835, 360065, 363196, 413540, 453995, 516925, 673670, 720130, 907990, 1033850, 1347340, 1440260, 1684175, 1800325, 1815980, 2067700, 2088377, 2269975, 3368350, 3600650, 4176754, 4539950, 6736700, 7201300, 8353508, 9079900, 10441885, 20883770, 41767540, 52209425, 104418850, 208837700]

約数ペア:

[(1, 208837700), (2, 104418850), (4, 52209425), (5, 41767540), (10, 20883770), (20, 10441885), (23, 9079900), (25, 8353508), (29, 7201300), (31, 6736700), (46, 4539950), (50, 4176754), (58, 3600650), (62, 3368350), (92, 2269975), (100, 2088377), (101, 2067700), (115, 1815980), (116, 1800325), (124, 1684175), (145, 1440260), (155, 1347340), (202, 1033850), (230, 907990), (290, 720130), (310, 673670), (404, 516925), (460, 453995), (505, 413540), (575, 363196), (580, 360065), (620, 336835), (667, 313100), (713, 292900), (725, 288052), (775, 269468), (899, 232300), (1010, 206770), (1150, 181598), (1334, 156550), (1426, 146450), (1450, 144026), (1550, 134734), (1798, 116150), (2020, 103385), (2300, 90799), (2323, 89900), (2525, 82708), (2668, 78275), (2852, 73225), (2900, 72013), (2929, 71300), (3100, 67367), (3131, 66700), (3335, 62620), (3565, 58580), (3596, 58075), (4495, 46460), (4646, 44950), (5050, 41354), (5858, 35650), (6262, 33350), (6670, 31310), (7130, 29290), (8990, 23230), (9292, 22475), (10100, 20677), (11615, 17980), (11716, 17825), (12524, 16675), (13340, 15655), (14260, 14645)]