217354020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:246

約数の個数: 192

約数和(自身を含む): 690923520

約数和(自身を除く): 473569500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 89, 93, 101, 124, 130, 155, 156, 178, 186, 195, 202, 260, 267, 303, 310, 356, 372, 390, 403, 404, 445, 465, 505, 534, 606, 620, 780, 806, 890, 930, 1010, 1068, 1157, 1209, 1212, 1313, 1335, 1515, 1612, 1780, 1860, 2015, 2020, 2314, 2418, 2626, 2670, 2759, 3030, 3131, 3471, 3939, 4030, 4628, 4836, 5252, 5340, 5518, 5785, 6045, 6060, 6262, 6565, 6942, 7878, 8060, 8277, 8989, 9393, 11036, 11570, 12090, 12524, 13130, 13795, 13884, 15655, 15756, 16554, 17355, 17978, 18786, 19695, 23140, 24180, 26260, 26967, 27590, 31310, 33108, 34710, 35867, 35956, 37572, 39390, 40703, 41385, 44945, 46965, 53934, 55180, 62620, 69420, 71734, 78780, 81406, 82770, 89890, 93930, 107601, 107868, 116857, 122109, 134835, 143468, 162812, 165540, 179335, 179780, 187860, 203515, 215202, 233714, 244218, 269670, 278659, 350571, 358670, 407030, 430404, 467428, 488436, 538005, 539340, 557318, 584285, 610545, 701142, 717340, 814060, 835977, 1076010, 1114636, 1168570, 1221090, 1393295, 1402284, 1671954, 1752855, 2152020, 2337140, 2442180, 2786590, 3343908, 3505710, 3622567, 4179885, 5573180, 7011420, 7245134, 8359770, 10867701, 14490268, 16719540, 18112835, 21735402, 36225670, 43470804, 54338505, 72451340, 108677010, 217354020]

約数ペア:

[(1, 217354020), (2, 108677010), (3, 72451340), (4, 54338505), (5, 43470804), (6, 36225670), (10, 21735402), (12, 18112835), (13, 16719540), (15, 14490268), (20, 10867701), (26, 8359770), (30, 7245134), (31, 7011420), (39, 5573180), (52, 4179885), (60, 3622567), (62, 3505710), (65, 3343908), (78, 2786590), (89, 2442180), (93, 2337140), (101, 2152020), (124, 1752855), (130, 1671954), (155, 1402284), (156, 1393295), (178, 1221090), (186, 1168570), (195, 1114636), (202, 1076010), (260, 835977), (267, 814060), (303, 717340), (310, 701142), (356, 610545), (372, 584285), (390, 557318), (403, 539340), (404, 538005), (445, 488436), (465, 467428), (505, 430404), (534, 407030), (606, 358670), (620, 350571), (780, 278659), (806, 269670), (890, 244218), (930, 233714), (1010, 215202), (1068, 203515), (1157, 187860), (1209, 179780), (1212, 179335), (1313, 165540), (1335, 162812), (1515, 143468), (1612, 134835), (1780, 122109), (1860, 116857), (2015, 107868), (2020, 107601), (2314, 93930), (2418, 89890), (2626, 82770), (2670, 81406), (2759, 78780), (3030, 71734), (3131, 69420), (3471, 62620), (3939, 55180), (4030, 53934), (4628, 46965), (4836, 44945), (5252, 41385), (5340, 40703), (5518, 39390), (5785, 37572), (6045, 35956), (6060, 35867), (6262, 34710), (6565, 33108), (6942, 31310), (7878, 27590), (8060, 26967), (8277, 26260), (8989, 24180), (9393, 23140), (11036, 19695), (11570, 18786), (12090, 17978), (12524, 17355), (13130, 16554), (13795, 15756), (13884, 15655)]