77972580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3257}}^1$

素因数の和:3298

約数の個数: 144

約数和(自身を含む): 284618880

約数和(自身を除く): 206646300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3257, 3420, 3990, 4788, 5985, 6514, 7980, 9771, 11970, 13028, 16285, 19542, 22799, 23940, 29313, 32570, 39084, 45598, 48855, 58626, 61883, 65140, 68397, 91196, 97710, 113995, 117252, 123766, 136794, 146565, 185649, 195420, 205191, 227990, 247532, 273588, 293130, 309415, 341985, 371298, 410382, 433181, 455980, 556947, 586260, 618830, 683970, 742596, 820764, 866362, 928245, 1025955, 1113894, 1237660, 1299543, 1367940, 1732724, 1856490, 2051910, 2165905, 2227788, 2599086, 2784735, 3712980, 3898629, 4103820, 4331810, 5198172, 5569470, 6497715, 7797258, 8663620, 11138940, 12995430, 15594516, 19493145, 25990860, 38986290, 77972580]

約数ペア:

[(1, 77972580), (2, 38986290), (3, 25990860), (4, 19493145), (5, 15594516), (6, 12995430), (7, 11138940), (9, 8663620), (10, 7797258), (12, 6497715), (14, 5569470), (15, 5198172), (18, 4331810), (19, 4103820), (20, 3898629), (21, 3712980), (28, 2784735), (30, 2599086), (35, 2227788), (36, 2165905), (38, 2051910), (42, 1856490), (45, 1732724), (57, 1367940), (60, 1299543), (63, 1237660), (70, 1113894), (76, 1025955), (84, 928245), (90, 866362), (95, 820764), (105, 742596), (114, 683970), (126, 618830), (133, 586260), (140, 556947), (171, 455980), (180, 433181), (190, 410382), (210, 371298), (228, 341985), (252, 309415), (266, 293130), (285, 273588), (315, 247532), (342, 227990), (380, 205191), (399, 195420), (420, 185649), (532, 146565), (570, 136794), (630, 123766), (665, 117252), (684, 113995), (798, 97710), (855, 91196), (1140, 68397), (1197, 65140), (1260, 61883), (1330, 58626), (1596, 48855), (1710, 45598), (1995, 39084), (2394, 32570), (2660, 29313), (3257, 23940), (3420, 22799), (3990, 19542), (4788, 16285), (5985, 13028), (6514, 11970), (7980, 9771)]