138840030

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1657}}^1$

素因数の和:1703

約数の個数: 144

約数和(自身を含む): 442288080

約数和(自身を除く): 303448050

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 49, 57, 63, 70, 90, 95, 98, 105, 114, 126, 133, 147, 171, 190, 210, 245, 266, 285, 294, 315, 342, 399, 441, 490, 570, 630, 665, 735, 798, 855, 882, 931, 1197, 1330, 1470, 1657, 1710, 1862, 1995, 2205, 2394, 2793, 3314, 3990, 4410, 4655, 4971, 5586, 5985, 8285, 8379, 9310, 9942, 11599, 11970, 13965, 14913, 16570, 16758, 23198, 24855, 27930, 29826, 31483, 34797, 41895, 49710, 57995, 62966, 69594, 74565, 81193, 83790, 94449, 104391, 115990, 149130, 157415, 162386, 173985, 188898, 208782, 220381, 243579, 283347, 314830, 347970, 405965, 440762, 472245, 487158, 521955, 566694, 661143, 730737, 811930, 944490, 1043910, 1101905, 1217895, 1322286, 1416735, 1461474, 1542667, 1983429, 2203810, 2435790, 2833470, 3085334, 3305715, 3653685, 3966858, 4628001, 6611430, 7307370, 7713335, 9256002, 9917145, 13884003, 15426670, 19834290, 23140005, 27768006, 46280010, 69420015, 138840030]

約数ペア:

[(1, 138840030), (2, 69420015), (3, 46280010), (5, 27768006), (6, 23140005), (7, 19834290), (9, 15426670), (10, 13884003), (14, 9917145), (15, 9256002), (18, 7713335), (19, 7307370), (21, 6611430), (30, 4628001), (35, 3966858), (38, 3653685), (42, 3305715), (45, 3085334), (49, 2833470), (57, 2435790), (63, 2203810), (70, 1983429), (90, 1542667), (95, 1461474), (98, 1416735), (105, 1322286), (114, 1217895), (126, 1101905), (133, 1043910), (147, 944490), (171, 811930), (190, 730737), (210, 661143), (245, 566694), (266, 521955), (285, 487158), (294, 472245), (315, 440762), (342, 405965), (399, 347970), (441, 314830), (490, 283347), (570, 243579), (630, 220381), (665, 208782), (735, 188898), (798, 173985), (855, 162386), (882, 157415), (931, 149130), (1197, 115990), (1330, 104391), (1470, 94449), (1657, 83790), (1710, 81193), (1862, 74565), (1995, 69594), (2205, 62966), (2394, 57995), (2793, 49710), (3314, 41895), (3990, 34797), (4410, 31483), (4655, 29826), (4971, 27930), (5586, 24855), (5985, 23198), (8285, 16758), (8379, 16570), (9310, 14913), (9942, 13965), (11599, 11970)]