154519020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{45181}}^1$

素因数の和:45215

約数の個数: 72

約数和(自身を含む): 493387440

約数和(自身を除く): 338868420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 45181, 90362, 135543, 180724, 225905, 271086, 406629, 451810, 542172, 677715, 813258, 858439, 903620, 1355430, 1626516, 1716878, 2033145, 2575317, 2710860, 3433756, 4066290, 4292195, 5150634, 7725951, 8132580, 8584390, 10301268, 12876585, 15451902, 17168780, 25753170, 30903804, 38629755, 51506340, 77259510, 154519020]

約数ペア:

[(1, 154519020), (2, 77259510), (3, 51506340), (4, 38629755), (5, 30903804), (6, 25753170), (9, 17168780), (10, 15451902), (12, 12876585), (15, 10301268), (18, 8584390), (19, 8132580), (20, 7725951), (30, 5150634), (36, 4292195), (38, 4066290), (45, 3433756), (57, 2710860), (60, 2575317), (76, 2033145), (90, 1716878), (95, 1626516), (114, 1355430), (171, 903620), (180, 858439), (190, 813258), (228, 677715), (285, 542172), (342, 451810), (380, 406629), (570, 271086), (684, 225905), (855, 180724), (1140, 135543), (1710, 90362), (3420, 45181)]