20452520400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{14731}}^1$

素因数の和:14854

約数の個数: 240

約数和(自身を含む): 71353558080

約数和(自身を除く): 50901037680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 89, 100, 104, 120, 130, 150, 156, 178, 195, 200, 208, 240, 260, 267, 300, 312, 325, 356, 390, 400, 445, 520, 534, 600, 624, 650, 712, 780, 890, 975, 1040, 1068, 1157, 1200, 1300, 1335, 1424, 1560, 1780, 1950, 2136, 2225, 2314, 2600, 2670, 3120, 3471, 3560, 3900, 4272, 4450, 4628, 5200, 5340, 5785, 6675, 6942, 7120, 7800, 8900, 9256, 10680, 11570, 13350, 13884, 14731, 15600, 17355, 17800, 18512, 21360, 23140, 26700, 27768, 28925, 29462, 34710, 35600, 44193, 46280, 53400, 55536, 57850, 58924, 69420, 73655, 86775, 88386, 92560, 106800, 115700, 117848, 138840, 147310, 173550, 176772, 191503, 220965, 231400, 235696, 277680, 294620, 347100, 353544, 368275, 383006, 441930, 462800, 574509, 589240, 694200, 707088, 736550, 766012, 883860, 957515, 1104825, 1149018, 1178480, 1311059, 1388400, 1473100, 1532024, 1767720, 1915030, 2209650, 2298036, 2622118, 2872545, 2946200, 3064048, 3535440, 3830060, 3933177, 4419300, 4596072, 4787575, 5244236, 5745090, 5892400, 6555295, 7660120, 7866354, 8838600, 9192144, 9575150, 10488472, 11490180, 13110590, 14362725, 15320240, 15732708, 17043767, 17677200, 19150300, 19665885, 20976944, 22980360, 26221180, 28725450, 31465416, 32776475, 34087534, 38300600, 39331770, 45960720, 51131301, 52442360, 57450900, 62930832, 65552950, 68175068, 76601200, 78663540, 85218835, 98329425, 102262602, 104884720, 114901800, 131105900, 136350136, 157327080, 170437670, 196658850, 204525204, 229803600, 255656505, 262211800, 272700272, 314654160, 340875340, 393317700, 409050408, 426094175, 511313010, 524423600, 681750680, 786635400, 818100816, 852188350, 1022626020, 1278282525, 1363501360, 1573270800, 1704376700, 2045252040, 2556565050, 3408753400, 4090504080, 5113130100, 6817506800, 10226260200, 20452520400]

約数ペア:

[(1, 20452520400), (2, 10226260200), (3, 6817506800), (4, 5113130100), (5, 4090504080), (6, 3408753400), (8, 2556565050), (10, 2045252040), (12, 1704376700), (13, 1573270800), (15, 1363501360), (16, 1278282525), (20, 1022626020), (24, 852188350), (25, 818100816), (26, 786635400), (30, 681750680), (39, 524423600), (40, 511313010), (48, 426094175), (50, 409050408), (52, 393317700), (60, 340875340), (65, 314654160), (75, 272700272), (78, 262211800), (80, 255656505), (89, 229803600), (100, 204525204), (104, 196658850), (120, 170437670), (130, 157327080), (150, 136350136), (156, 131105900), (178, 114901800), (195, 104884720), (200, 102262602), (208, 98329425), (240, 85218835), (260, 78663540), (267, 76601200), (300, 68175068), (312, 65552950), (325, 62930832), (356, 57450900), (390, 52442360), (400, 51131301), (445, 45960720), (520, 39331770), (534, 38300600), (600, 34087534), (624, 32776475), (650, 31465416), (712, 28725450), (780, 26221180), (890, 22980360), (975, 20976944), (1040, 19665885), (1068, 19150300), (1157, 17677200), (1200, 17043767), (1300, 15732708), (1335, 15320240), (1424, 14362725), (1560, 13110590), (1780, 11490180), (1950, 10488472), (2136, 9575150), (2225, 9192144), (2314, 8838600), (2600, 7866354), (2670, 7660120), (3120, 6555295), (3471, 5892400), (3560, 5745090), (3900, 5244236), (4272, 4787575), (4450, 4596072), (4628, 4419300), (5200, 3933177), (5340, 3830060), (5785, 3535440), (6675, 3064048), (6942, 2946200), (7120, 2872545), (7800, 2622118), (8900, 2298036), (9256, 2209650), (10680, 1915030), (11570, 1767720), (13350, 1532024), (13884, 1473100), (14731, 1388400), (15600, 1311059), (17355, 1178480), (17800, 1149018), (18512, 1104825), (21360, 957515), (23140, 883860), (26700, 766012), (27768, 736550), (28925, 707088), (29462, 694200), (34710, 589240), (35600, 574509), (44193, 462800), (46280, 441930), (53400, 383006), (55536, 368275), (57850, 353544), (58924, 347100), (69420, 294620), (73655, 277680), (86775, 235696), (88386, 231400), (92560, 220965), (106800, 191503), (115700, 176772), (117848, 173550), (138840, 147310)]