123290100

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:548

約数の個数: 180

約数和(自身を含む): 413390208

約数和(自身を除く): 290100108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 31, 36, 45, 50, 54, 60, 62, 75, 81, 90, 93, 100, 108, 124, 135, 150, 155, 162, 180, 186, 225, 270, 279, 300, 310, 324, 372, 405, 450, 465, 491, 540, 558, 620, 675, 775, 810, 837, 900, 930, 982, 1116, 1350, 1395, 1473, 1550, 1620, 1674, 1860, 1964, 2025, 2325, 2455, 2511, 2700, 2790, 2946, 3100, 3348, 4050, 4185, 4419, 4650, 4910, 5022, 5580, 5892, 6975, 7365, 8100, 8370, 8838, 9300, 9820, 10044, 12275, 12555, 13257, 13950, 14730, 15221, 16740, 17676, 20925, 22095, 24550, 25110, 26514, 27900, 29460, 30442, 36825, 39771, 41850, 44190, 45663, 49100, 50220, 53028, 60884, 62775, 66285, 73650, 76105, 79542, 83700, 88380, 91326, 110475, 125550, 132570, 136989, 147300, 152210, 159084, 182652, 198855, 220950, 228315, 251100, 265140, 273978, 304420, 331425, 380525, 397710, 410967, 441900, 456630, 547956, 662850, 684945, 761050, 795420, 821934, 913260, 994275, 1141575, 1232901, 1325700, 1369890, 1522100, 1643868, 1988550, 2054835, 2283150, 2465802, 2739780, 3424725, 3977100, 4109670, 4566300, 4931604, 6164505, 6849450, 8219340, 10274175, 12329010, 13698900, 20548350, 24658020, 30822525, 41096700, 61645050, 123290100]

約数ペア:

[(1, 123290100), (2, 61645050), (3, 41096700), (4, 30822525), (5, 24658020), (6, 20548350), (9, 13698900), (10, 12329010), (12, 10274175), (15, 8219340), (18, 6849450), (20, 6164505), (25, 4931604), (27, 4566300), (30, 4109670), (31, 3977100), (36, 3424725), (45, 2739780), (50, 2465802), (54, 2283150), (60, 2054835), (62, 1988550), (75, 1643868), (81, 1522100), (90, 1369890), (93, 1325700), (100, 1232901), (108, 1141575), (124, 994275), (135, 913260), (150, 821934), (155, 795420), (162, 761050), (180, 684945), (186, 662850), (225, 547956), (270, 456630), (279, 441900), (300, 410967), (310, 397710), (324, 380525), (372, 331425), (405, 304420), (450, 273978), (465, 265140), (491, 251100), (540, 228315), (558, 220950), (620, 198855), (675, 182652), (775, 159084), (810, 152210), (837, 147300), (900, 136989), (930, 132570), (982, 125550), (1116, 110475), (1350, 91326), (1395, 88380), (1473, 83700), (1550, 79542), (1620, 76105), (1674, 73650), (1860, 66285), (1964, 62775), (2025, 60884), (2325, 53028), (2455, 50220), (2511, 49100), (2700, 45663), (2790, 44190), (2946, 41850), (3100, 39771), (3348, 36825), (4050, 30442), (4185, 29460), (4419, 27900), (4650, 26514), (4910, 25110), (5022, 24550), (5580, 22095), (5892, 20925), (6975, 17676), (7365, 16740), (8100, 15221), (8370, 14730), (8838, 13950), (9300, 13257), (9820, 12555), (10044, 12275)]