30139830

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:491

約数の個数: 128

約数和(自身を含む): 94556160

約数和(自身を除く): 64416330

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 37, 42, 45, 54, 63, 70, 74, 90, 105, 111, 126, 135, 185, 189, 210, 222, 259, 270, 315, 333, 370, 378, 431, 518, 555, 630, 666, 777, 862, 945, 999, 1110, 1293, 1295, 1554, 1665, 1890, 1998, 2155, 2331, 2586, 2590, 3017, 3330, 3879, 3885, 4310, 4662, 4995, 6034, 6465, 6993, 7758, 7770, 9051, 9990, 11637, 11655, 12930, 13986, 15085, 15947, 18102, 19395, 23274, 23310, 27153, 30170, 31894, 34965, 38790, 45255, 47841, 54306, 58185, 69930, 79735, 81459, 90510, 95682, 111629, 116370, 135765, 143523, 159470, 162918, 223258, 239205, 271530, 287046, 334887, 407295, 430569, 478410, 558145, 669774, 717615, 814590, 861138, 1004661, 1116290, 1435230, 1674435, 2009322, 2152845, 3013983, 3348870, 4305690, 5023305, 6027966, 10046610, 15069915, 30139830]

約数ペア:

[(1, 30139830), (2, 15069915), (3, 10046610), (5, 6027966), (6, 5023305), (7, 4305690), (9, 3348870), (10, 3013983), (14, 2152845), (15, 2009322), (18, 1674435), (21, 1435230), (27, 1116290), (30, 1004661), (35, 861138), (37, 814590), (42, 717615), (45, 669774), (54, 558145), (63, 478410), (70, 430569), (74, 407295), (90, 334887), (105, 287046), (111, 271530), (126, 239205), (135, 223258), (185, 162918), (189, 159470), (210, 143523), (222, 135765), (259, 116370), (270, 111629), (315, 95682), (333, 90510), (370, 81459), (378, 79735), (431, 69930), (518, 58185), (555, 54306), (630, 47841), (666, 45255), (777, 38790), (862, 34965), (945, 31894), (999, 30170), (1110, 27153), (1293, 23310), (1295, 23274), (1554, 19395), (1665, 18102), (1890, 15947), (1998, 15085), (2155, 13986), (2331, 12930), (2586, 11655), (2590, 11637), (3017, 9990), (3330, 9051), (3879, 7770), (3885, 7758), (4310, 6993), (4662, 6465), (4995, 6034)]