155395560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1129}}^1$

素因数の和:1211

約数の個数: 128

約数和(自身を含む): 494668800

約数和(自身を除く): 339273240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 37, 40, 60, 62, 74, 93, 111, 120, 124, 148, 155, 185, 186, 222, 248, 296, 310, 370, 372, 444, 465, 555, 620, 740, 744, 888, 930, 1110, 1129, 1147, 1240, 1480, 1860, 2220, 2258, 2294, 3387, 3441, 3720, 4440, 4516, 4588, 5645, 5735, 6774, 6882, 9032, 9176, 11290, 11470, 13548, 13764, 16935, 17205, 22580, 22940, 27096, 27528, 33870, 34410, 34999, 41773, 45160, 45880, 67740, 68820, 69998, 83546, 104997, 125319, 135480, 137640, 139996, 167092, 174995, 208865, 209994, 250638, 279992, 334184, 349990, 417730, 419988, 501276, 524985, 626595, 699980, 835460, 839976, 1002552, 1049970, 1253190, 1294963, 1399960, 1670920, 2099940, 2506380, 2589926, 3884889, 4199880, 5012760, 5179852, 6474815, 7769778, 10359704, 12949630, 15539556, 19424445, 25899260, 31079112, 38848890, 51798520, 77697780, 155395560]

約数ペア:

[(1, 155395560), (2, 77697780), (3, 51798520), (4, 38848890), (5, 31079112), (6, 25899260), (8, 19424445), (10, 15539556), (12, 12949630), (15, 10359704), (20, 7769778), (24, 6474815), (30, 5179852), (31, 5012760), (37, 4199880), (40, 3884889), (60, 2589926), (62, 2506380), (74, 2099940), (93, 1670920), (111, 1399960), (120, 1294963), (124, 1253190), (148, 1049970), (155, 1002552), (185, 839976), (186, 835460), (222, 699980), (248, 626595), (296, 524985), (310, 501276), (370, 419988), (372, 417730), (444, 349990), (465, 334184), (555, 279992), (620, 250638), (740, 209994), (744, 208865), (888, 174995), (930, 167092), (1110, 139996), (1129, 137640), (1147, 135480), (1240, 125319), (1480, 104997), (1860, 83546), (2220, 69998), (2258, 68820), (2294, 67740), (3387, 45880), (3441, 45160), (3720, 41773), (4440, 34999), (4516, 34410), (4588, 33870), (5645, 27528), (5735, 27096), (6774, 22940), (6882, 22580), (9032, 17205), (9176, 16935), (11290, 13764), (11470, 13548)]