91153640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:187

約数の個数: 128

約数和(自身を含む): 230169600

約数和(自身を除く): 139015960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 53, 62, 73, 76, 95, 106, 124, 146, 152, 155, 190, 212, 248, 265, 292, 310, 365, 380, 424, 530, 584, 589, 620, 730, 760, 1007, 1060, 1178, 1240, 1387, 1460, 1643, 2014, 2120, 2263, 2356, 2774, 2920, 2945, 3286, 3869, 4028, 4526, 4712, 5035, 5548, 5890, 6572, 6935, 7738, 8056, 8215, 9052, 10070, 11096, 11315, 11780, 13144, 13870, 15476, 16430, 18104, 19345, 20140, 22630, 23560, 27740, 30952, 31217, 32860, 38690, 40280, 42997, 45260, 55480, 62434, 65720, 73511, 77380, 85994, 90520, 119939, 124868, 147022, 154760, 156085, 171988, 214985, 239878, 249736, 294044, 312170, 343976, 367555, 429970, 479756, 588088, 599695, 624340, 735110, 859940, 959512, 1199390, 1248680, 1470220, 1719880, 2278841, 2398780, 2940440, 4557682, 4797560, 9115364, 11394205, 18230728, 22788410, 45576820, 91153640]

約数ペア:

[(1, 91153640), (2, 45576820), (4, 22788410), (5, 18230728), (8, 11394205), (10, 9115364), (19, 4797560), (20, 4557682), (31, 2940440), (38, 2398780), (40, 2278841), (53, 1719880), (62, 1470220), (73, 1248680), (76, 1199390), (95, 959512), (106, 859940), (124, 735110), (146, 624340), (152, 599695), (155, 588088), (190, 479756), (212, 429970), (248, 367555), (265, 343976), (292, 312170), (310, 294044), (365, 249736), (380, 239878), (424, 214985), (530, 171988), (584, 156085), (589, 154760), (620, 147022), (730, 124868), (760, 119939), (1007, 90520), (1060, 85994), (1178, 77380), (1240, 73511), (1387, 65720), (1460, 62434), (1643, 55480), (2014, 45260), (2120, 42997), (2263, 40280), (2356, 38690), (2774, 32860), (2920, 31217), (2945, 30952), (3286, 27740), (3869, 23560), (4028, 22630), (4526, 20140), (4712, 19345), (5035, 18104), (5548, 16430), (5890, 15476), (6572, 13870), (6935, 13144), (7738, 11780), (8056, 11315), (8215, 11096), (9052, 10070)]