399410640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:402

約数の個数: 240

約数和(自身を含む): 1420623360

約数和(自身を除く): 1021212720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 89, 90, 92, 115, 120, 138, 144, 178, 180, 184, 207, 230, 240, 267, 271, 276, 345, 356, 360, 368, 414, 445, 460, 534, 542, 552, 690, 712, 720, 801, 813, 828, 890, 920, 1035, 1068, 1084, 1104, 1335, 1355, 1380, 1424, 1602, 1626, 1656, 1780, 1840, 2047, 2070, 2136, 2168, 2439, 2670, 2710, 2760, 3204, 3252, 3312, 3560, 4005, 4065, 4094, 4140, 4272, 4336, 4878, 5340, 5420, 5520, 6141, 6233, 6408, 6504, 7120, 8010, 8130, 8188, 8280, 9756, 10235, 10680, 10840, 12195, 12282, 12466, 12816, 13008, 16020, 16260, 16376, 16560, 18423, 18699, 19512, 20470, 21360, 21680, 24119, 24390, 24564, 24932, 30705, 31165, 32040, 32520, 32752, 36846, 37398, 39024, 40940, 48238, 48780, 49128, 49864, 56097, 61410, 62330, 64080, 65040, 72357, 73692, 74796, 81880, 92115, 93495, 96476, 97560, 98256, 99728, 112194, 120595, 122820, 124660, 144714, 147384, 149592, 163760, 184230, 186990, 192952, 195120, 217071, 224388, 241190, 245640, 249320, 280485, 289428, 294768, 299184, 361785, 368460, 373980, 385904, 434142, 448776, 482380, 491280, 498640, 554737, 560970, 578856, 723570, 736920, 747960, 868284, 897552, 964760, 1085355, 1109474, 1121940, 1157712, 1447140, 1473840, 1495920, 1664211, 1736568, 1929520, 2170710, 2218948, 2243880, 2773685, 2894280, 3328422, 3473136, 4341420, 4437896, 4487760, 4992633, 5547370, 5788560, 6656844, 8321055, 8682840, 8875792, 9985266, 11094740, 13313688, 16642110, 17365680, 19970532, 22189480, 24963165, 26627376, 33284220, 39941064, 44378960, 49926330, 66568440, 79882128, 99852660, 133136880, 199705320, 399410640]

約数ペア:

[(1, 399410640), (2, 199705320), (3, 133136880), (4, 99852660), (5, 79882128), (6, 66568440), (8, 49926330), (9, 44378960), (10, 39941064), (12, 33284220), (15, 26627376), (16, 24963165), (18, 22189480), (20, 19970532), (23, 17365680), (24, 16642110), (30, 13313688), (36, 11094740), (40, 9985266), (45, 8875792), (46, 8682840), (48, 8321055), (60, 6656844), (69, 5788560), (72, 5547370), (80, 4992633), (89, 4487760), (90, 4437896), (92, 4341420), (115, 3473136), (120, 3328422), (138, 2894280), (144, 2773685), (178, 2243880), (180, 2218948), (184, 2170710), (207, 1929520), (230, 1736568), (240, 1664211), (267, 1495920), (271, 1473840), (276, 1447140), (345, 1157712), (356, 1121940), (360, 1109474), (368, 1085355), (414, 964760), (445, 897552), (460, 868284), (534, 747960), (542, 736920), (552, 723570), (690, 578856), (712, 560970), (720, 554737), (801, 498640), (813, 491280), (828, 482380), (890, 448776), (920, 434142), (1035, 385904), (1068, 373980), (1084, 368460), (1104, 361785), (1335, 299184), (1355, 294768), (1380, 289428), (1424, 280485), (1602, 249320), (1626, 245640), (1656, 241190), (1780, 224388), (1840, 217071), (2047, 195120), (2070, 192952), (2136, 186990), (2168, 184230), (2439, 163760), (2670, 149592), (2710, 147384), (2760, 144714), (3204, 124660), (3252, 122820), (3312, 120595), (3560, 112194), (4005, 99728), (4065, 98256), (4094, 97560), (4140, 96476), (4272, 93495), (4336, 92115), (4878, 81880), (5340, 74796), (5420, 73692), (5520, 72357), (6141, 65040), (6233, 64080), (6408, 62330), (6504, 61410), (7120, 56097), (8010, 49864), (8130, 49128), (8188, 48780), (8280, 48238), (9756, 40940), (10235, 39024), (10680, 37398), (10840, 36846), (12195, 32752), (12282, 32520), (12466, 32040), (12816, 31165), (13008, 30705), (16020, 24932), (16260, 24564), (16376, 24390), (16560, 24119), (18423, 21680), (18699, 21360), (19512, 20470)]