260385120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:378

約数の個数: 288

約数和(自身を含む): 968647680

約数和(自身を除く): 708262560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 31, 32, 36, 38, 40, 45, 48, 57, 60, 62, 72, 76, 80, 90, 93, 95, 96, 114, 120, 124, 144, 152, 155, 160, 171, 180, 186, 190, 228, 240, 248, 279, 285, 288, 304, 307, 310, 342, 360, 372, 380, 456, 465, 480, 496, 558, 570, 589, 608, 614, 620, 684, 720, 744, 760, 855, 912, 921, 930, 992, 1116, 1140, 1178, 1228, 1240, 1368, 1395, 1440, 1488, 1520, 1535, 1710, 1767, 1824, 1842, 1860, 2232, 2280, 2356, 2456, 2480, 2736, 2763, 2790, 2945, 2976, 3040, 3070, 3420, 3534, 3684, 3720, 4464, 4560, 4605, 4712, 4912, 4960, 5301, 5472, 5526, 5580, 5833, 5890, 6140, 6840, 7068, 7368, 7440, 8835, 8928, 9120, 9210, 9424, 9517, 9824, 10602, 11052, 11160, 11666, 11780, 12280, 13680, 13815, 14136, 14736, 14880, 17499, 17670, 18420, 18848, 19034, 21204, 22104, 22320, 23332, 23560, 24560, 26505, 27360, 27630, 28272, 28551, 29165, 29472, 34998, 35340, 36840, 38068, 42408, 44208, 44640, 46664, 47120, 47585, 49120, 52497, 53010, 55260, 56544, 57102, 58330, 69996, 70680, 73680, 76136, 84816, 85653, 87495, 88416, 93328, 94240, 95170, 104994, 106020, 110520, 114204, 116660, 139992, 141360, 142755, 147360, 152272, 169632, 171306, 174990, 180823, 186656, 190340, 209988, 212040, 221040, 228408, 233320, 262485, 279984, 282720, 285510, 304544, 342612, 349980, 361646, 380680, 419976, 424080, 428265, 442080, 456816, 466640, 524970, 542469, 559968, 571020, 685224, 699960, 723292, 761360, 839952, 848160, 856530, 904115, 913632, 933280, 1049940, 1084938, 1142040, 1370448, 1399920, 1446584, 1522720, 1627407, 1679904, 1713060, 1808230, 2099880, 2169876, 2284080, 2712345, 2740896, 2799840, 2893168, 3254814, 3426120, 3616460, 4199760, 4339752, 4568160, 5424690, 5786336, 6509628, 6852240, 7232920, 8137035, 8399520, 8679504, 10849380, 13019256, 13704480, 14465840, 16274070, 17359008, 21698760, 26038512, 28931680, 32548140, 43397520, 52077024, 65096280, 86795040, 130192560, 260385120]

約数ペア:

[(1, 260385120), (2, 130192560), (3, 86795040), (4, 65096280), (5, 52077024), (6, 43397520), (8, 32548140), (9, 28931680), (10, 26038512), (12, 21698760), (15, 17359008), (16, 16274070), (18, 14465840), (19, 13704480), (20, 13019256), (24, 10849380), (30, 8679504), (31, 8399520), (32, 8137035), (36, 7232920), (38, 6852240), (40, 6509628), (45, 5786336), (48, 5424690), (57, 4568160), (60, 4339752), (62, 4199760), (72, 3616460), (76, 3426120), (80, 3254814), (90, 2893168), (93, 2799840), (95, 2740896), (96, 2712345), (114, 2284080), (120, 2169876), (124, 2099880), (144, 1808230), (152, 1713060), (155, 1679904), (160, 1627407), (171, 1522720), (180, 1446584), (186, 1399920), (190, 1370448), (228, 1142040), (240, 1084938), (248, 1049940), (279, 933280), (285, 913632), (288, 904115), (304, 856530), (307, 848160), (310, 839952), (342, 761360), (360, 723292), (372, 699960), (380, 685224), (456, 571020), (465, 559968), (480, 542469), (496, 524970), (558, 466640), (570, 456816), (589, 442080), (608, 428265), (614, 424080), (620, 419976), (684, 380680), (720, 361646), (744, 349980), (760, 342612), (855, 304544), (912, 285510), (921, 282720), (930, 279984), (992, 262485), (1116, 233320), (1140, 228408), (1178, 221040), (1228, 212040), (1240, 209988), (1368, 190340), (1395, 186656), (1440, 180823), (1488, 174990), (1520, 171306), (1535, 169632), (1710, 152272), (1767, 147360), (1824, 142755), (1842, 141360), (1860, 139992), (2232, 116660), (2280, 114204), (2356, 110520), (2456, 106020), (2480, 104994), (2736, 95170), (2763, 94240), (2790, 93328), (2945, 88416), (2976, 87495), (3040, 85653), (3070, 84816), (3420, 76136), (3534, 73680), (3684, 70680), (3720, 69996), (4464, 58330), (4560, 57102), (4605, 56544), (4712, 55260), (4912, 53010), (4960, 52497), (5301, 49120), (5472, 47585), (5526, 47120), (5580, 46664), (5833, 44640), (5890, 44208), (6140, 42408), (6840, 38068), (7068, 36840), (7368, 35340), (7440, 34998), (8835, 29472), (8928, 29165), (9120, 28551), (9210, 28272), (9424, 27630), (9517, 27360), (9824, 26505), (10602, 24560), (11052, 23560), (11160, 23332), (11666, 22320), (11780, 22104), (12280, 21204), (13680, 19034), (13815, 18848), (14136, 18420), (14736, 17670), (14880, 17499)]