90002240

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:280

約数の個数: 112

約数和(自身を含む): 229331520

約数和(自身を除く): 139329280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 113, 131, 152, 160, 190, 226, 262, 304, 320, 380, 452, 524, 565, 608, 655, 760, 904, 1048, 1130, 1216, 1310, 1520, 1808, 2096, 2147, 2260, 2489, 2620, 3040, 3616, 4192, 4294, 4520, 4978, 5240, 6080, 7232, 8384, 8588, 9040, 9956, 10480, 10735, 12445, 14803, 17176, 18080, 19912, 20960, 21470, 24890, 29606, 34352, 36160, 39824, 41920, 42940, 49780, 59212, 68704, 74015, 79648, 85880, 99560, 118424, 137408, 148030, 159296, 171760, 199120, 236848, 281257, 296060, 343520, 398240, 473696, 562514, 592120, 687040, 796480, 947392, 1125028, 1184240, 1406285, 2250056, 2368480, 2812570, 4500112, 4736960, 5625140, 9000224, 11250280, 18000448, 22500560, 45001120, 90002240]

約数ペア:

[(1, 90002240), (2, 45001120), (4, 22500560), (5, 18000448), (8, 11250280), (10, 9000224), (16, 5625140), (19, 4736960), (20, 4500112), (32, 2812570), (38, 2368480), (40, 2250056), (64, 1406285), (76, 1184240), (80, 1125028), (95, 947392), (113, 796480), (131, 687040), (152, 592120), (160, 562514), (190, 473696), (226, 398240), (262, 343520), (304, 296060), (320, 281257), (380, 236848), (452, 199120), (524, 171760), (565, 159296), (608, 148030), (655, 137408), (760, 118424), (904, 99560), (1048, 85880), (1130, 79648), (1216, 74015), (1310, 68704), (1520, 59212), (1808, 49780), (2096, 42940), (2147, 41920), (2260, 39824), (2489, 36160), (2620, 34352), (3040, 29606), (3616, 24890), (4192, 21470), (4294, 20960), (4520, 19912), (4978, 18080), (5240, 17176), (6080, 14803), (7232, 12445), (8384, 10735), (8588, 10480), (9040, 9956)]