68938740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1733}}^1$

素因数の和:1778

約数の個数: 144

約数和(自身を含む): 238584528

約数和(自身を除く): 169645788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1733, 1989, 2210, 2340, 2652, 3060, 3315, 3466, 3978, 4420, 5199, 6630, 6932, 7956, 8665, 9945, 10398, 13260, 15597, 17330, 19890, 20796, 22529, 25995, 29461, 31194, 34660, 39780, 45058, 51990, 58922, 62388, 67587, 77985, 88383, 90116, 103980, 112645, 117844, 135174, 147305, 155970, 176766, 202761, 225290, 265149, 270348, 294610, 311940, 337935, 353532, 382993, 405522, 441915, 450580, 530298, 589220, 675870, 765986, 811044, 883830, 1013805, 1060596, 1148979, 1325745, 1351740, 1531972, 1767660, 1914965, 2027610, 2297958, 2651490, 3446937, 3829930, 4055220, 4595916, 5302980, 5744895, 6893874, 7659860, 11489790, 13787748, 17234685, 22979580, 34469370, 68938740]

約数ペア:

[(1, 68938740), (2, 34469370), (3, 22979580), (4, 17234685), (5, 13787748), (6, 11489790), (9, 7659860), (10, 6893874), (12, 5744895), (13, 5302980), (15, 4595916), (17, 4055220), (18, 3829930), (20, 3446937), (26, 2651490), (30, 2297958), (34, 2027610), (36, 1914965), (39, 1767660), (45, 1531972), (51, 1351740), (52, 1325745), (60, 1148979), (65, 1060596), (68, 1013805), (78, 883830), (85, 811044), (90, 765986), (102, 675870), (117, 589220), (130, 530298), (153, 450580), (156, 441915), (170, 405522), (180, 382993), (195, 353532), (204, 337935), (221, 311940), (234, 294610), (255, 270348), (260, 265149), (306, 225290), (340, 202761), (390, 176766), (442, 155970), (468, 147305), (510, 135174), (585, 117844), (612, 112645), (663, 103980), (765, 90116), (780, 88383), (884, 77985), (1020, 67587), (1105, 62388), (1170, 58922), (1326, 51990), (1530, 45058), (1733, 39780), (1989, 34660), (2210, 31194), (2340, 29461), (2652, 25995), (3060, 22529), (3315, 20796), (3466, 19890), (3978, 17330), (4420, 15597), (5199, 13260), (6630, 10398), (6932, 9945), (7956, 8665)]