15521856420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{5279543}}^1$

素因数の和:5279569

約数の個数: 72

約数和(自身を含む): 50556913344

約数和(自身を除く): 35035056924

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 5279543, 10559086, 15838629, 21118172, 26397715, 31677258, 36956801, 52795430, 63354516, 73913602, 79193145, 105590860, 110870403, 147827204, 158386290, 184784005, 221740806, 258697607, 316772580, 369568010, 443481612, 517395214, 554352015, 739136020, 776092821, 1034790428, 1108704030, 1293488035, 1552185642, 2217408060, 2586976070, 3104371284, 3880464105, 5173952140, 7760928210, 15521856420]

約数ペア:

[(1, 15521856420), (2, 7760928210), (3, 5173952140), (4, 3880464105), (5, 3104371284), (6, 2586976070), (7, 2217408060), (10, 1552185642), (12, 1293488035), (14, 1108704030), (15, 1034790428), (20, 776092821), (21, 739136020), (28, 554352015), (30, 517395214), (35, 443481612), (42, 369568010), (49, 316772580), (60, 258697607), (70, 221740806), (84, 184784005), (98, 158386290), (105, 147827204), (140, 110870403), (147, 105590860), (196, 79193145), (210, 73913602), (245, 63354516), (294, 52795430), (420, 36956801), (490, 31677258), (588, 26397715), (735, 21118172), (980, 15838629), (1470, 10559086), (2940, 5279543)]