28407774720

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:290

約数の個数: 640

約数和(自身を含む): 103943347200

約数和(自身を除く): 75535572480

約数列:

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約数ペア:

[(1, 28407774720), (2, 14203887360), (3, 9469258240), (4, 7101943680), (5, 5681554944), (6, 4734629120), (8, 3550971840), (10, 2840777472), (12, 2367314560), (13, 2185213440), (15, 1893851648), (16, 1775485920), (20, 1420388736), (23, 1235120640), (24, 1183657280), (26, 1092606720), (30, 946925824), (32, 887742960), (39, 728404480), (40, 710194368), (46, 617560320), (48, 591828640), (52, 546303360), (60, 473462912), (64, 443871480), (65, 437042688), (69, 411706880), (78, 364202240), (80, 355097184), (89, 319188480), (92, 308780160), (96, 295914320), (104, 273151680), (115, 247024128), (120, 236731456), (128, 221935740), (130, 218521344), (138, 205853440), (139, 204372480), (156, 182101120), (160, 177548592), (178, 159594240), (184, 154390080), (192, 147957160), (195, 145680896), (208, 136575840), (230, 123512064), (240, 118365728), (256, 110967870), (260, 109260672), (267, 106396160), (276, 102926720), (278, 102186240), (299, 95009280), (312, 91050560), (320, 88774296), (345, 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(28912, 982560), (29440, 964938), (30705, 925184), (31970, 888576), (32752, 867360), (33280, 853599), (33360, 851552), (34176, 831220), (34710, 818432), (35328, 804115), (35584, 798330), (35880, 791744), (36140, 786048), (37024, 767280), (37113, 765440), (38272, 742260), (38364, 740480), (40940, 693888), (41561, 683520), (42720, 664976), (43368, 655040), (44160, 643292), (44480, 638664), (45568, 623415), (46280, 613824), (47840, 593808), (47955, 592384), (49128, 578240), (49484, 574080), (49920, 569066), (51152, 555360), (53222, 533760), (53376, 532220), (54210, 524032), (55536, 511520), (56960, 498732), (57408, 494840), (57824, 491280), (58880, 482469), (61410, 462592), (61855, 459264), (63940, 444288), (65504, 433680), (66720, 425776), (68352, 415610), (69420, 409216), (71168, 399165), (71760, 395872), (72280, 393024), (74048, 383640), (74226, 382720), (76544, 371130), (76728, 370240), (79833, 355840), (81880, 346944), (83122, 341760), (85440, 332488), (86736, 327520), (88320, 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