1969968160

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1$

素因数の和:507

約数の個数: 192

約数和(自身を含む): 5183668224

約数和(自身を除く): 3213700064

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 61, 62, 68, 80, 85, 122, 124, 136, 155, 160, 170, 244, 248, 272, 305, 310, 340, 383, 488, 496, 527, 544, 610, 620, 680, 766, 976, 992, 1037, 1054, 1220, 1240, 1360, 1532, 1891, 1915, 1952, 2074, 2108, 2440, 2480, 2635, 2720, 3064, 3782, 3830, 4148, 4216, 4880, 4960, 5185, 5270, 6128, 6511, 7564, 7660, 8296, 8432, 9455, 9760, 10370, 10540, 11873, 12256, 13022, 15128, 15320, 16592, 16864, 18910, 20740, 21080, 23363, 23746, 26044, 30256, 30640, 32147, 32555, 33184, 37820, 41480, 42160, 46726, 47492, 52088, 59365, 60512, 61280, 64294, 65110, 75640, 82960, 84320, 93452, 94984, 104176, 116815, 118730, 128588, 130220, 151280, 160735, 165920, 186904, 189968, 201841, 208352, 233630, 237460, 257176, 260440, 302560, 321470, 373808, 379936, 397171, 403682, 467260, 474920, 514352, 520880, 642940, 724253, 747616, 794342, 807364, 934520, 949840, 1009205, 1028704, 1041760, 1285880, 1448506, 1588684, 1614728, 1869040, 1899680, 1985855, 2018410, 2571760, 2897012, 3177368, 3229456, 3621265, 3738080, 3971710, 4036820, 5143520, 5794024, 6354736, 6458912, 7242530, 7943420, 8073640, 11588048, 12312301, 12709472, 14485060, 15886840, 16147280, 23176096, 24624602, 28970120, 31773680, 32294560, 49249204, 57940240, 61561505, 63547360, 98498408, 115880480, 123123010, 196996816, 246246020, 393993632, 492492040, 984984080, 1969968160]

約数ペア:

[(1, 1969968160), (2, 984984080), (4, 492492040), (5, 393993632), (8, 246246020), (10, 196996816), (16, 123123010), (17, 115880480), (20, 98498408), (31, 63547360), (32, 61561505), (34, 57940240), (40, 49249204), (61, 32294560), (62, 31773680), (68, 28970120), (80, 24624602), (85, 23176096), (122, 16147280), (124, 15886840), (136, 14485060), (155, 12709472), (160, 12312301), (170, 11588048), (244, 8073640), (248, 7943420), (272, 7242530), (305, 6458912), (310, 6354736), (340, 5794024), (383, 5143520), (488, 4036820), (496, 3971710), (527, 3738080), (544, 3621265), (610, 3229456), (620, 3177368), (680, 2897012), (766, 2571760), (976, 2018410), (992, 1985855), (1037, 1899680), (1054, 1869040), (1220, 1614728), (1240, 1588684), (1360, 1448506), (1532, 1285880), (1891, 1041760), (1915, 1028704), (1952, 1009205), (2074, 949840), (2108, 934520), (2440, 807364), (2480, 794342), (2635, 747616), (2720, 724253), (3064, 642940), (3782, 520880), (3830, 514352), (4148, 474920), (4216, 467260), (4880, 403682), (4960, 397171), (5185, 379936), (5270, 373808), (6128, 321470), (6511, 302560), (7564, 260440), (7660, 257176), (8296, 237460), (8432, 233630), (9455, 208352), (9760, 201841), (10370, 189968), (10540, 186904), (11873, 165920), (12256, 160735), (13022, 151280), (15128, 130220), (15320, 128588), (16592, 118730), (16864, 116815), (18910, 104176), (20740, 94984), (21080, 93452), (23363, 84320), (23746, 82960), (26044, 75640), (30256, 65110), (30640, 64294), (32147, 61280), (32555, 60512), (33184, 59365), (37820, 52088), (41480, 47492), (42160, 46726)]