29877900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:240

約数の個数: 144

約数和(自身を含む): 95660544

約数和(自身を除く): 65782644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 47, 50, 52, 60, 65, 75, 78, 94, 100, 130, 141, 150, 156, 163, 188, 195, 235, 260, 282, 300, 325, 326, 390, 470, 489, 564, 611, 650, 652, 705, 780, 815, 940, 975, 978, 1175, 1222, 1300, 1410, 1630, 1833, 1950, 1956, 2119, 2350, 2444, 2445, 2820, 3055, 3260, 3525, 3666, 3900, 4075, 4238, 4700, 4890, 6110, 6357, 7050, 7332, 7661, 8150, 8476, 9165, 9780, 10595, 12220, 12225, 12714, 14100, 15275, 15322, 16300, 18330, 21190, 22983, 24450, 25428, 30550, 30644, 31785, 36660, 38305, 42380, 45825, 45966, 48900, 52975, 61100, 63570, 76610, 91650, 91932, 99593, 105950, 114915, 127140, 153220, 158925, 183300, 191525, 199186, 211900, 229830, 298779, 317850, 383050, 398372, 459660, 497965, 574575, 597558, 635700, 766100, 995930, 1149150, 1195116, 1493895, 1991860, 2298300, 2489825, 2987790, 4979650, 5975580, 7469475, 9959300, 14938950, 29877900]

約数ペア:

[(1, 29877900), (2, 14938950), (3, 9959300), (4, 7469475), (5, 5975580), (6, 4979650), (10, 2987790), (12, 2489825), (13, 2298300), (15, 1991860), (20, 1493895), (25, 1195116), (26, 1149150), (30, 995930), (39, 766100), (47, 635700), (50, 597558), (52, 574575), (60, 497965), (65, 459660), (75, 398372), (78, 383050), (94, 317850), (100, 298779), (130, 229830), (141, 211900), (150, 199186), (156, 191525), (163, 183300), (188, 158925), (195, 153220), (235, 127140), (260, 114915), (282, 105950), (300, 99593), (325, 91932), (326, 91650), (390, 76610), (470, 63570), (489, 61100), (564, 52975), (611, 48900), (650, 45966), (652, 45825), (705, 42380), (780, 38305), (815, 36660), (940, 31785), (975, 30644), (978, 30550), (1175, 25428), (1222, 24450), (1300, 22983), (1410, 21190), (1630, 18330), (1833, 16300), (1950, 15322), (1956, 15275), (2119, 14100), (2350, 12714), (2444, 12225), (2445, 12220), (2820, 10595), (3055, 9780), (3260, 9165), (3525, 8476), (3666, 8150), (3900, 7661), (4075, 7332), (4238, 7050), (4700, 6357), (4890, 6110)]