397268100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:571

約数の個数: 216

約数和(自身を含む): 1332414720

約数和(自身を除く): 935146620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 29, 30, 31, 36, 45, 50, 58, 60, 62, 75, 87, 90, 93, 100, 116, 124, 145, 150, 155, 174, 180, 186, 225, 261, 279, 290, 300, 310, 348, 372, 435, 450, 465, 491, 522, 558, 580, 620, 725, 775, 870, 899, 900, 930, 982, 1044, 1116, 1305, 1395, 1450, 1473, 1550, 1740, 1798, 1860, 1964, 2175, 2325, 2455, 2610, 2697, 2790, 2900, 2946, 3100, 3596, 4350, 4419, 4495, 4650, 4910, 5220, 5394, 5580, 5892, 6525, 6975, 7365, 8091, 8700, 8838, 8990, 9300, 9820, 10788, 12275, 13050, 13485, 13950, 14239, 14730, 15221, 16182, 17676, 17980, 22095, 22475, 24550, 26100, 26970, 27900, 28478, 29460, 30442, 32364, 36825, 40455, 42717, 44190, 44950, 45663, 49100, 53940, 56956, 60884, 67425, 71195, 73650, 76105, 80910, 85434, 88380, 89900, 91326, 110475, 128151, 134850, 136989, 142390, 147300, 152210, 161820, 170868, 182652, 202275, 213585, 220950, 228315, 256302, 269700, 273978, 284780, 304420, 355975, 380525, 404550, 427170, 441409, 441900, 456630, 512604, 547956, 640755, 684945, 711950, 761050, 809100, 854340, 882818, 913260, 1067925, 1141575, 1281510, 1324227, 1369890, 1423900, 1522100, 1765636, 2135850, 2207045, 2283150, 2563020, 2648454, 2739780, 3203775, 3424725, 3972681, 4271700, 4414090, 4566300, 5296908, 6407550, 6621135, 6849450, 7945362, 8828180, 11035225, 12815100, 13242270, 13698900, 15890724, 19863405, 22070450, 26484540, 33105675, 39726810, 44140900, 66211350, 79453620, 99317025, 132422700, 198634050, 397268100]

約数ペア:

[(1, 397268100), (2, 198634050), (3, 132422700), (4, 99317025), (5, 79453620), (6, 66211350), (9, 44140900), (10, 39726810), (12, 33105675), (15, 26484540), (18, 22070450), (20, 19863405), (25, 15890724), (29, 13698900), (30, 13242270), (31, 12815100), (36, 11035225), (45, 8828180), (50, 7945362), (58, 6849450), (60, 6621135), (62, 6407550), (75, 5296908), (87, 4566300), (90, 4414090), (93, 4271700), (100, 3972681), (116, 3424725), (124, 3203775), (145, 2739780), (150, 2648454), (155, 2563020), (174, 2283150), (180, 2207045), (186, 2135850), (225, 1765636), (261, 1522100), (279, 1423900), (290, 1369890), (300, 1324227), (310, 1281510), (348, 1141575), (372, 1067925), (435, 913260), (450, 882818), (465, 854340), (491, 809100), (522, 761050), (558, 711950), (580, 684945), (620, 640755), (725, 547956), (775, 512604), (870, 456630), (899, 441900), (900, 441409), (930, 427170), (982, 404550), (1044, 380525), (1116, 355975), (1305, 304420), (1395, 284780), (1450, 273978), (1473, 269700), (1550, 256302), (1740, 228315), (1798, 220950), (1860, 213585), (1964, 202275), (2175, 182652), (2325, 170868), (2455, 161820), (2610, 152210), (2697, 147300), (2790, 142390), (2900, 136989), (2946, 134850), (3100, 128151), (3596, 110475), (4350, 91326), (4419, 89900), (4495, 88380), (4650, 85434), (4910, 80910), (5220, 76105), (5394, 73650), (5580, 71195), (5892, 67425), (6525, 60884), (6975, 56956), (7365, 53940), (8091, 49100), (8700, 45663), (8838, 44950), (8990, 44190), (9300, 42717), (9820, 40455), (10788, 36825), (12275, 32364), (13050, 30442), (13485, 29460), (13950, 28478), (14239, 27900), (14730, 26970), (15221, 26100), (16182, 24550), (17676, 22475), (17980, 22095)]