199705320

素因数分解:

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

素因数の和:400

約数の個数: 192

約数和(自身を含む): 687398400

約数和(自身を除く): 487693080

約数列:

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

約数ペア:

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