205978500

素因数分解:

$2^2\times 3^2\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1$

素因数の和:548

約数の個数: 288

約数和(自身を含む): 801335808

約数和(自身を除く): 595357308

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 25, 26, 28, 30, 35, 36, 39, 42, 45, 50, 52, 60, 63, 65, 70, 75, 78, 84, 90, 91, 100, 105, 117, 125, 126, 130, 140, 150, 156, 175, 180, 182, 195, 210, 225, 234, 250, 252, 260, 273, 300, 315, 325, 350, 364, 375, 390, 420, 450, 455, 468, 500, 503, 525, 546, 585, 630, 650, 700, 750, 780, 819, 875, 900, 910, 975, 1006, 1050, 1092, 1125, 1170, 1260, 1300, 1365, 1500, 1509, 1575, 1625, 1638, 1750, 1820, 1950, 2012, 2100, 2250, 2275, 2340, 2515, 2625, 2730, 2925, 3018, 3150, 3250, 3276, 3500, 3521, 3900, 4095, 4500, 4527, 4550, 4875, 5030, 5250, 5460, 5850, 6036, 6300, 6500, 6539, 6825, 7042, 7545, 7875, 8190, 9054, 9100, 9750, 10060, 10500, 10563, 11375, 11700, 12575, 13078, 13650, 14084, 14625, 15090, 15750, 16380, 17605, 18108, 19500, 19617, 20475, 21126, 22635, 22750, 25150, 26156, 27300, 29250, 30180, 31500, 31689, 32695, 34125, 35210, 37725, 39234, 40950, 42252, 45270, 45500, 45773, 50300, 52815, 58500, 58851, 62875, 63378, 65390, 68250, 70420, 75450, 78468, 81900, 88025, 90540, 91546, 98085, 102375, 105630, 113175, 117702, 125750, 126756, 130780, 136500, 137319, 150900, 158445, 163475, 176050, 183092, 188625, 196170, 204750, 211260, 226350, 228865, 235404, 251500, 264075, 274638, 294255, 316890, 326950, 352100, 377250, 392340, 409500, 411957, 440125, 452700, 457730, 490425, 528150, 549276, 565875, 588510, 633780, 653900, 686595, 754500, 792225, 817375, 823914, 880250, 915460, 980850, 1056300, 1131750, 1144325, 1177020, 1320375, 1373190, 1471275, 1584450, 1634750, 1647828, 1760500, 1961700, 2059785, 2263500, 2288650, 2452125, 2640750, 2746380, 2942550, 3168900, 3269500, 3432975, 3961125, 4119570, 4577300, 4904250, 5281500, 5721625, 5885100, 6865950, 7356375, 7922250, 8239140, 9808500, 10298925, 11443250, 13731900, 14712750, 15844500, 17164875, 20597850, 22886500, 29425500, 34329750, 41195700, 51494625, 68659500, 102989250, 205978500]

約数ペア:

[(1, 205978500), (2, 102989250), (3, 68659500), (4, 51494625), (5, 41195700), (6, 34329750), (7, 29425500), (9, 22886500), (10, 20597850), (12, 17164875), (13, 15844500), (14, 14712750), (15, 13731900), (18, 11443250), (20, 10298925), (21, 9808500), (25, 8239140), (26, 7922250), (28, 7356375), (30, 6865950), (35, 5885100), (36, 5721625), (39, 5281500), (42, 4904250), (45, 4577300), (50, 4119570), (52, 3961125), (60, 3432975), (63, 3269500), (65, 3168900), (70, 2942550), (75, 2746380), (78, 2640750), (84, 2452125), (90, 2288650), (91, 2263500), (100, 2059785), (105, 1961700), (117, 1760500), (125, 1647828), (126, 1634750), (130, 1584450), (140, 1471275), (150, 1373190), (156, 1320375), (175, 1177020), (180, 1144325), (182, 1131750), (195, 1056300), (210, 980850), (225, 915460), (234, 880250), (250, 823914), (252, 817375), (260, 792225), (273, 754500), (300, 686595), (315, 653900), (325, 633780), (350, 588510), (364, 565875), (375, 549276), (390, 528150), (420, 490425), (450, 457730), (455, 452700), (468, 440125), (500, 411957), (503, 409500), (525, 392340), (546, 377250), (585, 352100), (630, 326950), (650, 316890), (700, 294255), (750, 274638), (780, 264075), (819, 251500), (875, 235404), (900, 228865), (910, 226350), (975, 211260), (1006, 204750), (1050, 196170), (1092, 188625), (1125, 183092), (1170, 176050), (1260, 163475), (1300, 158445), (1365, 150900), (1500, 137319), (1509, 136500), (1575, 130780), (1625, 126756), (1638, 125750), (1750, 117702), (1820, 113175), (1950, 105630), (2012, 102375), (2100, 98085), (2250, 91546), (2275, 90540), (2340, 88025), (2515, 81900), (2625, 78468), (2730, 75450), (2925, 70420), (3018, 68250), (3150, 65390), (3250, 63378), (3276, 62875), (3500, 58851), (3521, 58500), (3900, 52815), (4095, 50300), (4500, 45773), (4527, 45500), (4550, 45270), (4875, 42252), (5030, 40950), (5250, 39234), (5460, 37725), (5850, 35210), (6036, 34125), (6300, 32695), (6500, 31689), (6539, 31500), (6825, 30180), (7042, 29250), (7545, 27300), (7875, 26156), (8190, 25150), (9054, 22750), (9100, 22635), (9750, 21126), (10060, 20475), (10500, 19617), (10563, 19500), (11375, 18108), (11700, 17605), (12575, 16380), (13078, 15750), (13650, 15090), (14084, 14625)]