128291040

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:567

約数の個数: 240

約数和(自身を含む): 477504720

約数和(自身を除く): 349213680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 324, 342, 360, 380, 405, 432, 456, 480, 513, 521, 540, 570, 608, 648, 684, 720, 760, 810, 855, 864, 912, 1026, 1042, 1080, 1140, 1296, 1368, 1440, 1520, 1539, 1563, 1620, 1710, 1824, 2052, 2084, 2160, 2280, 2565, 2592, 2605, 2736, 3040, 3078, 3126, 3240, 3420, 4104, 4168, 4320, 4560, 4689, 5130, 5210, 5472, 6156, 6252, 6480, 6840, 7695, 7815, 8208, 8336, 9120, 9378, 9899, 10260, 10420, 12312, 12504, 12960, 13680, 14067, 15390, 15630, 16416, 16672, 18756, 19798, 20520, 20840, 23445, 24624, 25008, 27360, 28134, 29697, 30780, 31260, 37512, 39596, 41040, 41680, 42201, 46890, 49248, 49495, 50016, 56268, 59394, 61560, 62520, 70335, 75024, 79192, 82080, 83360, 84402, 89091, 93780, 98990, 112536, 118788, 123120, 125040, 140670, 148485, 150048, 158384, 168804, 178182, 187560, 197980, 211005, 225072, 237576, 246240, 250080, 267273, 281340, 296970, 316768, 337608, 356364, 375120, 395960, 422010, 445455, 450144, 475152, 534546, 562680, 593940, 675216, 712728, 750240, 791920, 801819, 844020, 890910, 950304, 1069092, 1125360, 1187880, 1336365, 1350432, 1425456, 1583840, 1603638, 1688040, 1781820, 2138184, 2250720, 2375760, 2672730, 2850912, 3207276, 3376080, 3563640, 4009095, 4276368, 4751520, 5345460, 6414552, 6752160, 7127280, 8018190, 8552736, 10690920, 12829104, 14254560, 16036380, 21381840, 25658208, 32072760, 42763680, 64145520, 128291040]

約数ペア:

[(1, 128291040), (2, 64145520), (3, 42763680), (4, 32072760), (5, 25658208), (6, 21381840), (8, 16036380), (9, 14254560), (10, 12829104), (12, 10690920), (15, 8552736), (16, 8018190), (18, 7127280), (19, 6752160), (20, 6414552), (24, 5345460), (27, 4751520), (30, 4276368), (32, 4009095), (36, 3563640), (38, 3376080), (40, 3207276), (45, 2850912), (48, 2672730), (54, 2375760), (57, 2250720), (60, 2138184), (72, 1781820), (76, 1688040), (80, 1603638), (81, 1583840), (90, 1425456), (95, 1350432), (96, 1336365), (108, 1187880), (114, 1125360), (120, 1069092), (135, 950304), (144, 890910), (152, 844020), (160, 801819), (162, 791920), (171, 750240), (180, 712728), (190, 675216), (216, 593940), (228, 562680), (240, 534546), (270, 475152), (285, 450144), (288, 445455), (304, 422010), (324, 395960), (342, 375120), (360, 356364), (380, 337608), (405, 316768), (432, 296970), (456, 281340), (480, 267273), (513, 250080), (521, 246240), (540, 237576), (570, 225072), (608, 211005), (648, 197980), (684, 187560), (720, 178182), (760, 168804), (810, 158384), (855, 150048), (864, 148485), (912, 140670), (1026, 125040), (1042, 123120), (1080, 118788), (1140, 112536), (1296, 98990), (1368, 93780), (1440, 89091), (1520, 84402), (1539, 83360), (1563, 82080), (1620, 79192), (1710, 75024), (1824, 70335), (2052, 62520), (2084, 61560), (2160, 59394), (2280, 56268), (2565, 50016), (2592, 49495), (2605, 49248), (2736, 46890), (3040, 42201), (3078, 41680), (3126, 41040), (3240, 39596), (3420, 37512), (4104, 31260), (4168, 30780), (4320, 29697), (4560, 28134), (4689, 27360), (5130, 25008), (5210, 24624), (5472, 23445), (6156, 20840), (6252, 20520), (6480, 19798), (6840, 18756), (7695, 16672), (7815, 16416), (8208, 15630), (8336, 15390), (9120, 14067), (9378, 13680), (9899, 12960), (10260, 12504), (10420, 12312)]