23978760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{809}}^1$

素因数の和:855

約数の個数: 128

約数和(自身を含む): 81648000

約数和(自身を除く): 57669240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 809, 988, 1140, 1235, 1482, 1560, 1618, 1976, 2280, 2427, 2470, 2964, 3236, 3705, 4045, 4854, 4940, 5928, 6472, 7410, 8090, 9708, 9880, 10517, 12135, 14820, 15371, 16180, 19416, 21034, 24270, 29640, 30742, 31551, 32360, 42068, 46113, 48540, 52585, 61484, 63102, 76855, 84136, 92226, 97080, 105170, 122968, 126204, 153710, 157755, 184452, 199823, 210340, 230565, 252408, 307420, 315510, 368904, 399646, 420680, 461130, 599469, 614840, 631020, 799292, 922260, 999115, 1198938, 1262040, 1598584, 1844520, 1998230, 2397876, 2997345, 3996460, 4795752, 5994690, 7992920, 11989380, 23978760]

約数ペア:

[(1, 23978760), (2, 11989380), (3, 7992920), (4, 5994690), (5, 4795752), (6, 3996460), (8, 2997345), (10, 2397876), (12, 1998230), (13, 1844520), (15, 1598584), (19, 1262040), (20, 1198938), (24, 999115), (26, 922260), (30, 799292), (38, 631020), (39, 614840), (40, 599469), (52, 461130), (57, 420680), (60, 399646), (65, 368904), (76, 315510), (78, 307420), (95, 252408), (104, 230565), (114, 210340), (120, 199823), (130, 184452), (152, 157755), (156, 153710), (190, 126204), (195, 122968), (228, 105170), (247, 97080), (260, 92226), (285, 84136), (312, 76855), (380, 63102), (390, 61484), (456, 52585), (494, 48540), (520, 46113), (570, 42068), (741, 32360), (760, 31551), (780, 30742), (809, 29640), (988, 24270), (1140, 21034), (1235, 19416), (1482, 16180), (1560, 15371), (1618, 14820), (1976, 12135), (2280, 10517), (2427, 9880), (2470, 9708), (2964, 8090), (3236, 7410), (3705, 6472), (4045, 5928), (4854, 4940)]