479408800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1487}}^1$

素因数の和:1551

約数の個数: 144

約数和(自身を含む): 1301916672

約数和(自身を除く): 822507872

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 160, 200, 208, 248, 260, 310, 325, 400, 403, 416, 496, 520, 620, 650, 775, 800, 806, 992, 1040, 1240, 1300, 1487, 1550, 1612, 2015, 2080, 2480, 2600, 2974, 3100, 3224, 4030, 4960, 5200, 5948, 6200, 6448, 7435, 8060, 10075, 10400, 11896, 12400, 12896, 14870, 16120, 19331, 20150, 23792, 24800, 29740, 32240, 37175, 38662, 40300, 46097, 47584, 59480, 64480, 74350, 77324, 80600, 92194, 96655, 118960, 148700, 154648, 161200, 184388, 193310, 230485, 237920, 297400, 309296, 322400, 368776, 386620, 460970, 483275, 594800, 599261, 618592, 737552, 773240, 921940, 966550, 1152425, 1189600, 1198522, 1475104, 1546480, 1843880, 1933100, 2304850, 2397044, 2996305, 3092960, 3687760, 3866200, 4609700, 4794088, 5992610, 7375520, 7732400, 9219400, 9588176, 11985220, 14981525, 15464800, 18438800, 19176352, 23970440, 29963050, 36877600, 47940880, 59926100, 95881760, 119852200, 239704400, 479408800]

約数ペア:

[(1, 479408800), (2, 239704400), (4, 119852200), (5, 95881760), (8, 59926100), (10, 47940880), (13, 36877600), (16, 29963050), (20, 23970440), (25, 19176352), (26, 18438800), (31, 15464800), (32, 14981525), (40, 11985220), (50, 9588176), (52, 9219400), (62, 7732400), (65, 7375520), (80, 5992610), (100, 4794088), (104, 4609700), (124, 3866200), (130, 3687760), (155, 3092960), (160, 2996305), (200, 2397044), (208, 2304850), (248, 1933100), (260, 1843880), (310, 1546480), (325, 1475104), (400, 1198522), (403, 1189600), (416, 1152425), (496, 966550), (520, 921940), (620, 773240), (650, 737552), (775, 618592), (800, 599261), (806, 594800), (992, 483275), (1040, 460970), (1240, 386620), (1300, 368776), (1487, 322400), (1550, 309296), (1612, 297400), (2015, 237920), (2080, 230485), (2480, 193310), (2600, 184388), (2974, 161200), (3100, 154648), (3224, 148700), (4030, 118960), (4960, 96655), (5200, 92194), (5948, 80600), (6200, 77324), (6448, 74350), (7435, 64480), (8060, 59480), (10075, 47584), (10400, 46097), (11896, 40300), (12400, 38662), (12896, 37175), (14870, 32240), (16120, 29740), (19331, 24800), (20150, 23792)]