40220880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:381

約数の個数: 160

約数和(自身を含む): 144633600

約数和(自身を除く): 104412720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 89, 105, 112, 120, 140, 168, 178, 210, 240, 267, 269, 280, 336, 356, 420, 445, 534, 538, 560, 623, 712, 807, 840, 890, 1068, 1076, 1246, 1335, 1345, 1424, 1614, 1680, 1780, 1869, 1883, 2136, 2152, 2492, 2670, 2690, 3115, 3228, 3560, 3738, 3766, 4035, 4272, 4304, 4984, 5340, 5380, 5649, 6230, 6456, 7120, 7476, 7532, 8070, 9345, 9415, 9968, 10680, 10760, 11298, 12460, 12912, 14952, 15064, 16140, 18690, 18830, 21360, 21520, 22596, 23941, 24920, 28245, 29904, 30128, 32280, 37380, 37660, 45192, 47882, 49840, 56490, 64560, 71823, 74760, 75320, 90384, 95764, 112980, 119705, 143646, 149520, 150640, 167587, 191528, 225960, 239410, 287292, 335174, 359115, 383056, 451920, 478820, 502761, 574584, 670348, 718230, 837935, 957640, 1005522, 1149168, 1340696, 1436460, 1675870, 1915280, 2011044, 2513805, 2681392, 2872920, 3351740, 4022088, 5027610, 5745840, 6703480, 8044176, 10055220, 13406960, 20110440, 40220880]

約数ペア:

[(1, 40220880), (2, 20110440), (3, 13406960), (4, 10055220), (5, 8044176), (6, 6703480), (7, 5745840), (8, 5027610), (10, 4022088), (12, 3351740), (14, 2872920), (15, 2681392), (16, 2513805), (20, 2011044), (21, 1915280), (24, 1675870), (28, 1436460), (30, 1340696), (35, 1149168), (40, 1005522), (42, 957640), (48, 837935), (56, 718230), (60, 670348), (70, 574584), (80, 502761), (84, 478820), (89, 451920), (105, 383056), (112, 359115), (120, 335174), (140, 287292), (168, 239410), (178, 225960), (210, 191528), (240, 167587), (267, 150640), (269, 149520), (280, 143646), (336, 119705), (356, 112980), (420, 95764), (445, 90384), (534, 75320), (538, 74760), (560, 71823), (623, 64560), (712, 56490), (807, 49840), (840, 47882), (890, 45192), (1068, 37660), (1076, 37380), (1246, 32280), (1335, 30128), (1345, 29904), (1424, 28245), (1614, 24920), (1680, 23941), (1780, 22596), (1869, 21520), (1883, 21360), (2136, 18830), (2152, 18690), (2492, 16140), (2670, 15064), (2690, 14952), (3115, 12912), (3228, 12460), (3560, 11298), (3738, 10760), (3766, 10680), (4035, 9968), (4272, 9415), (4304, 9345), (4984, 8070), (5340, 7532), (5380, 7476), (5649, 7120), (6230, 6456)]