1556224160

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:271

約数の個数: 192

約数和(自身を含む): 3997486080

約数和(自身を除く): 2441261920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 53, 79, 80, 92, 101, 106, 115, 158, 160, 184, 202, 212, 230, 265, 316, 368, 395, 404, 424, 460, 505, 530, 632, 736, 790, 808, 848, 920, 1010, 1060, 1219, 1264, 1580, 1616, 1696, 1817, 1840, 2020, 2120, 2323, 2438, 2528, 3160, 3232, 3634, 3680, 4040, 4187, 4240, 4646, 4876, 5353, 6095, 6320, 7268, 7979, 8080, 8374, 8480, 9085, 9292, 9752, 10706, 11615, 12190, 12640, 14536, 15958, 16160, 16748, 18170, 18584, 19504, 20935, 21412, 23230, 24380, 26765, 29072, 31916, 33496, 36340, 37168, 39008, 39895, 41870, 42824, 46460, 48760, 53530, 58144, 63832, 66992, 72680, 74336, 79790, 83740, 85648, 92920, 96301, 97520, 107060, 123119, 127664, 133984, 145360, 159580, 167480, 171296, 183517, 185840, 192602, 195040, 214120, 246238, 255328, 290720, 319160, 334960, 367034, 371680, 385204, 422887, 428240, 481505, 492476, 615595, 638320, 669920, 734068, 770408, 845774, 856480, 917585, 963010, 984952, 1231190, 1276640, 1468136, 1540816, 1691548, 1835170, 1926020, 1969904, 2114435, 2462380, 2936272, 3081632, 3383096, 3670340, 3852040, 3939808, 4228870, 4924760, 5872544, 6766192, 7340680, 7704080, 8457740, 9726401, 9849520, 13532384, 14681360, 15408160, 16915480, 19452802, 19699040, 29362720, 33830960, 38905604, 48632005, 67661920, 77811208, 97264010, 155622416, 194528020, 311244832, 389056040, 778112080, 1556224160]

約数ペア:

[(1, 1556224160), (2, 778112080), (4, 389056040), (5, 311244832), (8, 194528020), (10, 155622416), (16, 97264010), (20, 77811208), (23, 67661920), (32, 48632005), (40, 38905604), (46, 33830960), (53, 29362720), (79, 19699040), (80, 19452802), (92, 16915480), (101, 15408160), (106, 14681360), (115, 13532384), (158, 9849520), (160, 9726401), (184, 8457740), (202, 7704080), (212, 7340680), (230, 6766192), (265, 5872544), (316, 4924760), (368, 4228870), (395, 3939808), (404, 3852040), (424, 3670340), (460, 3383096), (505, 3081632), (530, 2936272), (632, 2462380), (736, 2114435), (790, 1969904), (808, 1926020), (848, 1835170), (920, 1691548), (1010, 1540816), (1060, 1468136), (1219, 1276640), (1264, 1231190), (1580, 984952), (1616, 963010), (1696, 917585), (1817, 856480), (1840, 845774), (2020, 770408), (2120, 734068), (2323, 669920), (2438, 638320), (2528, 615595), (3160, 492476), (3232, 481505), (3634, 428240), (3680, 422887), (4040, 385204), (4187, 371680), (4240, 367034), (4646, 334960), (4876, 319160), (5353, 290720), (6095, 255328), (6320, 246238), (7268, 214120), (7979, 195040), (8080, 192602), (8374, 185840), (8480, 183517), (9085, 171296), (9292, 167480), (9752, 159580), (10706, 145360), (11615, 133984), (12190, 127664), (12640, 123119), (14536, 107060), (15958, 97520), (16160, 96301), (16748, 92920), (18170, 85648), (18584, 83740), (19504, 79790), (20935, 74336), (21412, 72680), (23230, 66992), (24380, 63832), (26765, 58144), (29072, 53530), (31916, 48760), (33496, 46460), (36340, 42824), (37168, 41870), (39008, 39895)]