246939420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{13}}^2\times {\mathrm{71}}^1$

素因数の和:130

約数の個数: 288

約数和(自身を含む): 885427200

約数和(自身を除く): 638487780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 71, 78, 84, 91, 98, 105, 130, 140, 142, 147, 156, 169, 182, 195, 196, 210, 213, 245, 260, 273, 284, 294, 338, 343, 355, 364, 390, 420, 426, 455, 490, 497, 507, 546, 588, 637, 676, 686, 710, 735, 780, 845, 852, 910, 923, 980, 994, 1014, 1029, 1065, 1092, 1183, 1274, 1365, 1372, 1420, 1470, 1491, 1690, 1715, 1820, 1846, 1911, 1988, 2028, 2058, 2130, 2366, 2485, 2535, 2548, 2730, 2769, 2940, 2982, 3185, 3380, 3430, 3479, 3549, 3692, 3822, 4116, 4260, 4459, 4615, 4732, 4970, 5070, 5145, 5460, 5538, 5915, 5964, 6370, 6461, 6860, 6958, 7098, 7455, 7644, 8281, 8918, 9230, 9555, 9940, 10140, 10290, 10437, 11076, 11830, 11999, 12740, 12922, 13377, 13845, 13916, 14196, 14910, 16562, 17395, 17745, 17836, 18460, 19110, 19383, 20580, 20874, 22295, 23660, 23998, 24353, 24843, 25844, 26754, 27690, 29820, 32305, 33124, 34790, 35490, 35997, 38220, 38766, 41405, 41748, 44590, 45227, 47996, 48706, 49686, 52185, 53508, 55380, 57967, 59995, 64610, 66885, 69580, 70980, 71994, 73059, 77532, 82810, 83993, 89180, 90454, 96915, 97412, 99372, 104370, 115934, 119990, 121765, 124215, 129220, 133770, 135681, 143988, 146118, 165620, 167986, 173901, 179985, 180908, 193830, 208740, 226135, 231868, 239980, 243530, 248430, 251979, 267540, 271362, 289835, 292236, 316589, 335972, 347802, 359970, 365295, 387660, 419965, 452270, 487060, 496860, 503958, 542724, 579670, 587951, 633178, 678405, 695604, 719940, 730590, 839930, 869505, 904540, 949767, 1007916, 1159340, 1175902, 1259895, 1266356, 1356810, 1461180, 1582945, 1679860, 1739010, 1763853, 1899534, 2351804, 2519790, 2713620, 2939755, 3165890, 3478020, 3527706, 3799068, 4115657, 4748835, 5039580, 5879510, 6331780, 7055412, 8231314, 8819265, 9497670, 11759020, 12346971, 16462628, 17638530, 18995340, 20578285, 24693942, 35277060, 41156570, 49387884, 61734855, 82313140, 123469710, 246939420]

約数ペア:

[(1, 246939420), (2, 123469710), (3, 82313140), (4, 61734855), (5, 49387884), (6, 41156570), (7, 35277060), (10, 24693942), (12, 20578285), (13, 18995340), (14, 17638530), (15, 16462628), (20, 12346971), (21, 11759020), (26, 9497670), (28, 8819265), (30, 8231314), (35, 7055412), (39, 6331780), (42, 5879510), (49, 5039580), (52, 4748835), (60, 4115657), (65, 3799068), (70, 3527706), (71, 3478020), (78, 3165890), (84, 2939755), (91, 2713620), (98, 2519790), (105, 2351804), (130, 1899534), (140, 1763853), (142, 1739010), (147, 1679860), (156, 1582945), (169, 1461180), (182, 1356810), (195, 1266356), (196, 1259895), (210, 1175902), (213, 1159340), (245, 1007916), (260, 949767), (273, 904540), (284, 869505), (294, 839930), (338, 730590), (343, 719940), (355, 695604), (364, 678405), (390, 633178), (420, 587951), (426, 579670), (455, 542724), (490, 503958), (497, 496860), (507, 487060), (546, 452270), (588, 419965), (637, 387660), (676, 365295), (686, 359970), (710, 347802), (735, 335972), (780, 316589), (845, 292236), (852, 289835), (910, 271362), (923, 267540), (980, 251979), (994, 248430), (1014, 243530), (1029, 239980), (1065, 231868), (1092, 226135), (1183, 208740), (1274, 193830), (1365, 180908), (1372, 179985), (1420, 173901), (1470, 167986), (1491, 165620), (1690, 146118), (1715, 143988), (1820, 135681), (1846, 133770), (1911, 129220), (1988, 124215), (2028, 121765), (2058, 119990), (2130, 115934), (2366, 104370), (2485, 99372), (2535, 97412), (2548, 96915), (2730, 90454), (2769, 89180), (2940, 83993), (2982, 82810), (3185, 77532), (3380, 73059), (3430, 71994), (3479, 70980), (3549, 69580), (3692, 66885), (3822, 64610), (4116, 59995), (4260, 57967), (4459, 55380), (4615, 53508), (4732, 52185), (4970, 49686), (5070, 48706), (5145, 47996), (5460, 45227), (5538, 44590), (5915, 41748), (5964, 41405), (6370, 38766), (6461, 38220), (6860, 35997), (6958, 35490), (7098, 34790), (7455, 33124), (7644, 32305), (8281, 29820), (8918, 27690), (9230, 26754), (9555, 25844), (9940, 24843), (10140, 24353), (10290, 23998), (10437, 23660), (11076, 22295), (11830, 20874), (11999, 20580), (12740, 19383), (12922, 19110), (13377, 18460), (13845, 17836), (13916, 17745), (14196, 17395), (14910, 16562)]