70386540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:384

約数の個数: 144

約数和(自身を含む): 232696800

約数和(自身を除く): 162310260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 89, 98, 105, 140, 147, 178, 196, 210, 245, 267, 269, 294, 356, 420, 445, 490, 534, 538, 588, 623, 735, 807, 890, 980, 1068, 1076, 1246, 1335, 1345, 1470, 1614, 1780, 1869, 1883, 2492, 2670, 2690, 2940, 3115, 3228, 3738, 3766, 4035, 4361, 5340, 5380, 5649, 6230, 7476, 7532, 8070, 8722, 9345, 9415, 11298, 12460, 13083, 13181, 16140, 17444, 18690, 18830, 21805, 22596, 23941, 26166, 26362, 28245, 37380, 37660, 39543, 43610, 47882, 52332, 52724, 56490, 65415, 65905, 71823, 79086, 87220, 95764, 112980, 119705, 130830, 131810, 143646, 158172, 167587, 197715, 239410, 261660, 263620, 287292, 335174, 359115, 395430, 478820, 502761, 670348, 718230, 790860, 837935, 1005522, 1173109, 1436460, 1675870, 2011044, 2346218, 2513805, 3351740, 3519327, 4692436, 5027610, 5865545, 7038654, 10055220, 11731090, 14077308, 17596635, 23462180, 35193270, 70386540]

約数ペア:

[(1, 70386540), (2, 35193270), (3, 23462180), (4, 17596635), (5, 14077308), (6, 11731090), (7, 10055220), (10, 7038654), (12, 5865545), (14, 5027610), (15, 4692436), (20, 3519327), (21, 3351740), (28, 2513805), (30, 2346218), (35, 2011044), (42, 1675870), (49, 1436460), (60, 1173109), (70, 1005522), (84, 837935), (89, 790860), (98, 718230), (105, 670348), (140, 502761), (147, 478820), (178, 395430), (196, 359115), (210, 335174), (245, 287292), (267, 263620), (269, 261660), (294, 239410), (356, 197715), (420, 167587), (445, 158172), (490, 143646), (534, 131810), (538, 130830), (588, 119705), (623, 112980), (735, 95764), (807, 87220), (890, 79086), (980, 71823), (1068, 65905), (1076, 65415), (1246, 56490), (1335, 52724), (1345, 52332), (1470, 47882), (1614, 43610), (1780, 39543), (1869, 37660), (1883, 37380), (2492, 28245), (2670, 26362), (2690, 26166), (2940, 23941), (3115, 22596), (3228, 21805), (3738, 18830), (3766, 18690), (4035, 17444), (4361, 16140), (5340, 13181), (5380, 13083), (5649, 12460), (6230, 11298), (7476, 9415), (7532, 9345), (8070, 8722)]