161345520

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{3557}}^1$

素因数の和:3589

約数の個数: 200

約数和(自身を含む): 640610784

約数和(自身を除く): 479265264

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 504, 540, 560, 567, 630, 648, 720, 756, 810, 840, 945, 1008, 1080, 1134, 1260, 1296, 1512, 1620, 1680, 1890, 2160, 2268, 2520, 2835, 3024, 3240, 3557, 3780, 4536, 5040, 5670, 6480, 7114, 7560, 9072, 10671, 11340, 14228, 15120, 17785, 21342, 22680, 24899, 28456, 32013, 35570, 42684, 45360, 49798, 53355, 56912, 64026, 71140, 74697, 85368, 96039, 99596, 106710, 124495, 128052, 142280, 149394, 160065, 170736, 192078, 199192, 213420, 224091, 248990, 256104, 284560, 288117, 298788, 320130, 373485, 384156, 398384, 426840, 448182, 480195, 497980, 512208, 576234, 597576, 640260, 672273, 746970, 768312, 853680, 896364, 960390, 995960, 1120455, 1152468, 1195152, 1280520, 1344546, 1440585, 1493940, 1536624, 1792728, 1920780, 1991920, 2016819, 2240910, 2304936, 2561040, 2689092, 2881170, 2987880, 3361365, 3585456, 3841560, 4033638, 4481820, 4609872, 5378184, 5762340, 5975760, 6722730, 7683120, 8067276, 8963640, 10084095, 10756368, 11524680, 13445460, 16134552, 17927280, 20168190, 23049360, 26890920, 32269104, 40336380, 53781840, 80672760, 161345520]

約数ペア:

[(1, 161345520), (2, 80672760), (3, 53781840), (4, 40336380), (5, 32269104), (6, 26890920), (7, 23049360), (8, 20168190), (9, 17927280), (10, 16134552), (12, 13445460), (14, 11524680), (15, 10756368), (16, 10084095), (18, 8963640), (20, 8067276), (21, 7683120), (24, 6722730), (27, 5975760), (28, 5762340), (30, 5378184), (35, 4609872), (36, 4481820), (40, 4033638), (42, 3841560), (45, 3585456), (48, 3361365), (54, 2987880), (56, 2881170), (60, 2689092), (63, 2561040), (70, 2304936), (72, 2240910), (80, 2016819), (81, 1991920), (84, 1920780), (90, 1792728), (105, 1536624), (108, 1493940), (112, 1440585), (120, 1344546), (126, 1280520), (135, 1195152), (140, 1152468), (144, 1120455), (162, 995960), (168, 960390), (180, 896364), (189, 853680), (210, 768312), (216, 746970), (240, 672273), (252, 640260), (270, 597576), (280, 576234), (315, 512208), (324, 497980), (336, 480195), (360, 448182), (378, 426840), (405, 398384), (420, 384156), (432, 373485), (504, 320130), (540, 298788), (560, 288117), (567, 284560), (630, 256104), (648, 248990), (720, 224091), (756, 213420), (810, 199192), (840, 192078), (945, 170736), (1008, 160065), (1080, 149394), (1134, 142280), (1260, 128052), (1296, 124495), (1512, 106710), (1620, 99596), (1680, 96039), (1890, 85368), (2160, 74697), (2268, 71140), (2520, 64026), (2835, 56912), (3024, 53355), (3240, 49798), (3557, 45360), (3780, 42684), (4536, 35570), (5040, 32013), (5670, 28456), (6480, 24899), (7114, 22680), (7560, 21342), (9072, 17785), (10671, 15120), (11340, 14228)]