163577080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:245

約数の個数: 128

約数和(自身を含む): 410572800

約数和(自身を除く): 246995720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 53, 62, 76, 95, 106, 124, 131, 152, 155, 190, 212, 248, 262, 265, 310, 380, 424, 524, 530, 589, 620, 655, 760, 1007, 1048, 1060, 1178, 1240, 1310, 1643, 2014, 2120, 2356, 2489, 2620, 2945, 3286, 4028, 4061, 4712, 4978, 5035, 5240, 5890, 6572, 6943, 8056, 8122, 8215, 9956, 10070, 11780, 12445, 13144, 13886, 16244, 16430, 19912, 20140, 20305, 23560, 24890, 27772, 31217, 32488, 32860, 34715, 40280, 40610, 49780, 55544, 62434, 65720, 69430, 77159, 81220, 99560, 124868, 131917, 138860, 154318, 156085, 162440, 215233, 249736, 263834, 277720, 308636, 312170, 385795, 430466, 527668, 617272, 624340, 659585, 771590, 860932, 1055336, 1076165, 1248680, 1319170, 1543180, 1721864, 2152330, 2638340, 3086360, 4089427, 4304660, 5276680, 8178854, 8609320, 16357708, 20447135, 32715416, 40894270, 81788540, 163577080]

約数ペア:

[(1, 163577080), (2, 81788540), (4, 40894270), (5, 32715416), (8, 20447135), (10, 16357708), (19, 8609320), (20, 8178854), (31, 5276680), (38, 4304660), (40, 4089427), (53, 3086360), (62, 2638340), (76, 2152330), (95, 1721864), (106, 1543180), (124, 1319170), (131, 1248680), (152, 1076165), (155, 1055336), (190, 860932), (212, 771590), (248, 659585), (262, 624340), (265, 617272), (310, 527668), (380, 430466), (424, 385795), (524, 312170), (530, 308636), (589, 277720), (620, 263834), (655, 249736), (760, 215233), (1007, 162440), (1048, 156085), (1060, 154318), (1178, 138860), (1240, 131917), (1310, 124868), (1643, 99560), (2014, 81220), (2120, 77159), (2356, 69430), (2489, 65720), (2620, 62434), (2945, 55544), (3286, 49780), (4028, 40610), (4061, 40280), (4712, 34715), (4978, 32860), (5035, 32488), (5240, 31217), (5890, 27772), (6572, 24890), (6943, 23560), (8056, 20305), (8122, 20140), (8215, 19912), (9956, 16430), (10070, 16244), (11780, 13886), (12445, 13144)]