998642160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:376

約数の個数: 240

約数和(自身を含む): 3450195840

約数和(自身を除く): 2451553680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 97, 120, 144, 158, 180, 181, 194, 237, 240, 291, 316, 360, 362, 388, 395, 474, 485, 543, 582, 632, 711, 720, 724, 776, 790, 873, 905, 948, 970, 1086, 1164, 1185, 1264, 1422, 1448, 1455, 1552, 1580, 1629, 1746, 1810, 1896, 1940, 2172, 2328, 2370, 2715, 2844, 2896, 2910, 3160, 3258, 3492, 3555, 3620, 3792, 3880, 4344, 4365, 4656, 4740, 5430, 5688, 5820, 6320, 6516, 6984, 7110, 7240, 7663, 7760, 8145, 8688, 8730, 9480, 10860, 11376, 11640, 13032, 13968, 14220, 14299, 14480, 15326, 16290, 17460, 17557, 18960, 21720, 22989, 23280, 26064, 28440, 28598, 30652, 32580, 34920, 35114, 38315, 42897, 43440, 45978, 52671, 56880, 57196, 61304, 65160, 68967, 69840, 70228, 71495, 76630, 85794, 87785, 91956, 105342, 114392, 114945, 122608, 128691, 130320, 137934, 140456, 142990, 153260, 158013, 171588, 175570, 183912, 210684, 214485, 228784, 229890, 257382, 263355, 275868, 280912, 285980, 306520, 316026, 343176, 344835, 351140, 367824, 421368, 428970, 459780, 514764, 526710, 551736, 571960, 613040, 632052, 643455, 686352, 689670, 702280, 790065, 842736, 857940, 919560, 1029528, 1053420, 1103472, 1143920, 1264104, 1286910, 1379340, 1387003, 1404560, 1580130, 1715880, 1839120, 2059056, 2106840, 2528208, 2573820, 2758680, 2774006, 3160260, 3431760, 4161009, 4213680, 5147640, 5517360, 5548012, 6320520, 6935015, 8322018, 10295280, 11096024, 12483027, 12641040, 13870030, 16644036, 20805045, 22192048, 24966054, 27740060, 33288072, 41610090, 49932108, 55480120, 62415135, 66576144, 83220180, 99864216, 110960240, 124830270, 166440360, 199728432, 249660540, 332880720, 499321080, 998642160]

約数ペア:

[(1, 998642160), (2, 499321080), (3, 332880720), (4, 249660540), (5, 199728432), (6, 166440360), (8, 124830270), (9, 110960240), (10, 99864216), (12, 83220180), (15, 66576144), (16, 62415135), (18, 55480120), (20, 49932108), (24, 41610090), (30, 33288072), (36, 27740060), (40, 24966054), (45, 22192048), (48, 20805045), (60, 16644036), (72, 13870030), (79, 12641040), (80, 12483027), (90, 11096024), (97, 10295280), (120, 8322018), (144, 6935015), (158, 6320520), (180, 5548012), (181, 5517360), (194, 5147640), (237, 4213680), (240, 4161009), (291, 3431760), (316, 3160260), (360, 2774006), (362, 2758680), (388, 2573820), (395, 2528208), (474, 2106840), (485, 2059056), (543, 1839120), (582, 1715880), (632, 1580130), (711, 1404560), (720, 1387003), (724, 1379340), (776, 1286910), (790, 1264104), (873, 1143920), (905, 1103472), (948, 1053420), (970, 1029528), (1086, 919560), (1164, 857940), (1185, 842736), (1264, 790065), (1422, 702280), (1448, 689670), (1455, 686352), (1552, 643455), (1580, 632052), (1629, 613040), (1746, 571960), (1810, 551736), (1896, 526710), (1940, 514764), (2172, 459780), (2328, 428970), (2370, 421368), (2715, 367824), (2844, 351140), (2896, 344835), (2910, 343176), (3160, 316026), (3258, 306520), (3492, 285980), (3555, 280912), (3620, 275868), (3792, 263355), (3880, 257382), (4344, 229890), (4365, 228784), (4656, 214485), (4740, 210684), (5430, 183912), (5688, 175570), (5820, 171588), (6320, 158013), (6516, 153260), (6984, 142990), (7110, 140456), (7240, 137934), (7663, 130320), (7760, 128691), (8145, 122608), (8688, 114945), (8730, 114392), (9480, 105342), (10860, 91956), (11376, 87785), (11640, 85794), (13032, 76630), (13968, 71495), (14220, 70228), (14299, 69840), (14480, 68967), (15326, 65160), (16290, 61304), (17460, 57196), (17557, 56880), (18960, 52671), (21720, 45978), (22989, 43440), (23280, 42897), (26064, 38315), (28440, 35114), (28598, 34920), (30652, 32580)]