65271840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:475

約数の個数: 192

約数和(自身を含む): 229703040

約数和(自身を除く): 164431200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 96, 102, 114, 120, 136, 152, 160, 170, 190, 204, 228, 240, 255, 272, 285, 304, 323, 340, 380, 408, 421, 456, 480, 510, 544, 570, 608, 646, 680, 760, 816, 842, 912, 969, 1020, 1140, 1263, 1292, 1360, 1520, 1615, 1632, 1684, 1824, 1938, 2040, 2105, 2280, 2526, 2584, 2720, 3040, 3230, 3368, 3876, 4080, 4210, 4560, 4845, 5052, 5168, 6315, 6460, 6736, 7157, 7752, 7999, 8160, 8420, 9120, 9690, 10104, 10336, 12630, 12920, 13472, 14314, 15504, 15998, 16840, 19380, 20208, 21471, 23997, 25260, 25840, 28628, 31008, 31996, 33680, 35785, 38760, 39995, 40416, 42942, 47994, 50520, 51680, 57256, 63992, 67360, 71570, 77520, 79990, 85884, 95988, 101040, 107355, 114512, 119985, 127984, 135983, 143140, 155040, 159980, 171768, 191976, 202080, 214710, 229024, 239970, 255968, 271966, 286280, 319960, 343536, 383952, 407949, 429420, 479940, 543932, 572560, 639920, 679915, 687072, 767904, 815898, 858840, 959880, 1087864, 1145120, 1279840, 1359830, 1631796, 1717680, 1919760, 2039745, 2175728, 2719660, 3263592, 3435360, 3839520, 4079490, 4351456, 5439320, 6527184, 8158980, 10878640, 13054368, 16317960, 21757280, 32635920, 65271840]

約数ペア:

[(1, 65271840), (2, 32635920), (3, 21757280), (4, 16317960), (5, 13054368), (6, 10878640), (8, 8158980), (10, 6527184), (12, 5439320), (15, 4351456), (16, 4079490), (17, 3839520), (19, 3435360), (20, 3263592), (24, 2719660), (30, 2175728), (32, 2039745), (34, 1919760), (38, 1717680), (40, 1631796), (48, 1359830), (51, 1279840), (57, 1145120), (60, 1087864), (68, 959880), (76, 858840), (80, 815898), (85, 767904), (95, 687072), (96, 679915), (102, 639920), (114, 572560), (120, 543932), (136, 479940), (152, 429420), (160, 407949), (170, 383952), (190, 343536), (204, 319960), (228, 286280), (240, 271966), (255, 255968), (272, 239970), (285, 229024), (304, 214710), (323, 202080), (340, 191976), (380, 171768), (408, 159980), (421, 155040), (456, 143140), (480, 135983), (510, 127984), (544, 119985), (570, 114512), (608, 107355), (646, 101040), (680, 95988), (760, 85884), (816, 79990), (842, 77520), (912, 71570), (969, 67360), (1020, 63992), (1140, 57256), (1263, 51680), (1292, 50520), (1360, 47994), (1520, 42942), (1615, 40416), (1632, 39995), (1684, 38760), (1824, 35785), (1938, 33680), (2040, 31996), (2105, 31008), (2280, 28628), (2526, 25840), (2584, 25260), (2720, 23997), (3040, 21471), (3230, 20208), (3368, 19380), (3876, 16840), (4080, 15998), (4210, 15504), (4560, 14314), (4845, 13472), (5052, 12920), (5168, 12630), (6315, 10336), (6460, 10104), (6736, 9690), (7157, 9120), (7752, 8420), (7999, 8160)]