68189940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:239

約数の個数: 288

約数和(自身を含む): 267111936

約数和(自身を除く): 198921996

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 23, 26, 28, 30, 35, 36, 39, 42, 45, 46, 52, 60, 63, 65, 69, 70, 78, 84, 90, 91, 92, 105, 115, 117, 126, 130, 138, 140, 156, 161, 180, 181, 182, 195, 207, 210, 230, 234, 252, 260, 273, 276, 299, 315, 322, 345, 362, 364, 390, 414, 420, 455, 460, 468, 483, 543, 546, 585, 598, 630, 644, 690, 724, 780, 805, 819, 828, 897, 905, 910, 966, 1035, 1086, 1092, 1170, 1196, 1260, 1267, 1365, 1380, 1449, 1495, 1610, 1629, 1638, 1794, 1810, 1820, 1932, 2070, 2093, 2172, 2340, 2353, 2415, 2534, 2691, 2715, 2730, 2898, 2990, 3220, 3258, 3276, 3588, 3620, 3801, 4095, 4140, 4163, 4186, 4485, 4706, 4830, 5068, 5382, 5430, 5460, 5796, 5980, 6279, 6335, 6516, 7059, 7245, 7602, 8145, 8190, 8326, 8372, 8970, 9412, 9660, 10465, 10764, 10860, 11403, 11765, 12489, 12558, 12670, 13455, 14118, 14490, 15204, 16290, 16380, 16471, 16652, 17940, 18837, 19005, 20815, 20930, 21177, 22806, 23530, 24978, 25116, 25340, 26910, 28236, 28980, 29141, 31395, 32580, 32942, 35295, 37467, 37674, 38010, 41630, 41860, 42354, 45612, 47060, 49413, 49956, 53820, 54119, 57015, 58282, 62445, 62790, 65884, 70590, 74934, 75348, 76020, 82355, 83260, 84708, 87423, 94185, 98826, 105885, 108238, 114030, 116564, 124890, 125580, 141180, 145705, 148239, 149868, 162357, 164710, 174846, 187335, 188370, 197652, 211770, 216476, 228060, 247065, 249780, 262269, 270595, 291410, 296478, 324714, 329420, 349692, 374670, 376740, 378833, 423540, 437115, 487071, 494130, 524538, 541190, 582820, 592956, 649428, 741195, 749340, 757666, 811785, 874230, 974142, 988260, 1049076, 1082380, 1136499, 1311345, 1482390, 1515332, 1623570, 1748460, 1894165, 1948284, 2272998, 2435355, 2622690, 2964780, 3247140, 3409497, 3788330, 4545996, 4870710, 5245380, 5682495, 6818994, 7576660, 9741420, 11364990, 13637988, 17047485, 22729980, 34094970, 68189940]

約数ペア:

[(1, 68189940), (2, 34094970), (3, 22729980), (4, 17047485), (5, 13637988), (6, 11364990), (7, 9741420), (9, 7576660), (10, 6818994), (12, 5682495), (13, 5245380), (14, 4870710), (15, 4545996), (18, 3788330), (20, 3409497), (21, 3247140), (23, 2964780), (26, 2622690), (28, 2435355), (30, 2272998), (35, 1948284), (36, 1894165), (39, 1748460), (42, 1623570), (45, 1515332), (46, 1482390), (52, 1311345), (60, 1136499), (63, 1082380), (65, 1049076), (69, 988260), (70, 974142), (78, 874230), (84, 811785), (90, 757666), (91, 749340), (92, 741195), (105, 649428), (115, 592956), (117, 582820), (126, 541190), (130, 524538), (138, 494130), (140, 487071), (156, 437115), (161, 423540), (180, 378833), (181, 376740), (182, 374670), (195, 349692), (207, 329420), (210, 324714), (230, 296478), (234, 291410), (252, 270595), (260, 262269), (273, 249780), (276, 247065), (299, 228060), (315, 216476), (322, 211770), (345, 197652), (362, 188370), (364, 187335), (390, 174846), (414, 164710), (420, 162357), (455, 149868), (460, 148239), (468, 145705), (483, 141180), (543, 125580), (546, 124890), (585, 116564), (598, 114030), (630, 108238), (644, 105885), (690, 98826), (724, 94185), (780, 87423), (805, 84708), (819, 83260), (828, 82355), (897, 76020), (905, 75348), (910, 74934), (966, 70590), (1035, 65884), (1086, 62790), (1092, 62445), (1170, 58282), (1196, 57015), (1260, 54119), (1267, 53820), (1365, 49956), (1380, 49413), (1449, 47060), (1495, 45612), (1610, 42354), (1629, 41860), (1638, 41630), (1794, 38010), (1810, 37674), (1820, 37467), (1932, 35295), (2070, 32942), (2093, 32580), (2172, 31395), (2340, 29141), (2353, 28980), (2415, 28236), (2534, 26910), (2691, 25340), (2715, 25116), (2730, 24978), (2898, 23530), (2990, 22806), (3220, 21177), (3258, 20930), (3276, 20815), (3588, 19005), (3620, 18837), (3801, 17940), (4095, 16652), (4140, 16471), (4163, 16380), (4186, 16290), (4485, 15204), (4706, 14490), (4830, 14118), (5068, 13455), (5382, 12670), (5430, 12558), (5460, 12489), (5796, 11765), (5980, 11403), (6279, 10860), (6335, 10764), (6516, 10465), (7059, 9660), (7245, 9412), (7602, 8970), (8145, 8372), (8190, 8326)]