867856920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{54377}}^1$

素因数の和:54417

約数の個数: 128

約数和(自身を含む): 3132172800

約数和(自身を除く): 2264315880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 54377, 108754, 163131, 217508, 271885, 326262, 380639, 435016, 543770, 652524, 761278, 815655, 1033163, 1087540, 1141917, 1305048, 1522556, 1631310, 1903195, 2066326, 2175080, 2283834, 3045112, 3099489, 3262620, 3806390, 4132652, 4567668, 5165815, 5709585, 6198978, 6525240, 7232141, 7612780, 8265304, 9135336, 10331630, 11419170, 12397956, 14464282, 15225560, 15497445, 20663260, 21696423, 22838340, 24795912, 28928564, 30994890, 36160705, 41326520, 43392846, 45676680, 57857128, 61989780, 72321410, 86785692, 108482115, 123979560, 144642820, 173571384, 216964230, 289285640, 433928460, 867856920]

約数ペア:

[(1, 867856920), (2, 433928460), (3, 289285640), (4, 216964230), (5, 173571384), (6, 144642820), (7, 123979560), (8, 108482115), (10, 86785692), (12, 72321410), (14, 61989780), (15, 57857128), (19, 45676680), (20, 43392846), (21, 41326520), (24, 36160705), (28, 30994890), (30, 28928564), (35, 24795912), (38, 22838340), (40, 21696423), (42, 20663260), (56, 15497445), (57, 15225560), (60, 14464282), (70, 12397956), (76, 11419170), (84, 10331630), (95, 9135336), (105, 8265304), (114, 7612780), (120, 7232141), (133, 6525240), (140, 6198978), (152, 5709585), (168, 5165815), (190, 4567668), (210, 4132652), (228, 3806390), (266, 3262620), (280, 3099489), (285, 3045112), (380, 2283834), (399, 2175080), (420, 2066326), (456, 1903195), (532, 1631310), (570, 1522556), (665, 1305048), (760, 1141917), (798, 1087540), (840, 1033163), (1064, 815655), (1140, 761278), (1330, 652524), (1596, 543770), (1995, 435016), (2280, 380639), (2660, 326262), (3192, 271885), (3990, 217508), (5320, 163131), (7980, 108754), (15960, 54377)]