122781420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3989}}^1$

素因数の和:4029

約数の個数: 120

約数和(自身を含む): 405543600

約数和(自身を除く): 282762180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 270, 285, 324, 342, 380, 405, 513, 540, 570, 684, 810, 855, 1026, 1140, 1539, 1620, 1710, 2052, 2565, 3078, 3420, 3989, 5130, 6156, 7695, 7978, 10260, 11967, 15390, 15956, 19945, 23934, 30780, 35901, 39890, 47868, 59835, 71802, 75791, 79780, 107703, 119670, 143604, 151582, 179505, 215406, 227373, 239340, 303164, 323109, 359010, 378955, 430812, 454746, 538515, 646218, 682119, 718020, 757910, 909492, 1077030, 1136865, 1292436, 1364238, 1515820, 1615545, 2046357, 2154060, 2273730, 2728476, 3231090, 3410595, 4092714, 4547460, 6139071, 6462180, 6821190, 8185428, 10231785, 12278142, 13642380, 20463570, 24556284, 30695355, 40927140, 61390710, 122781420]

約数ペア:

[(1, 122781420), (2, 61390710), (3, 40927140), (4, 30695355), (5, 24556284), (6, 20463570), (9, 13642380), (10, 12278142), (12, 10231785), (15, 8185428), (18, 6821190), (19, 6462180), (20, 6139071), (27, 4547460), (30, 4092714), (36, 3410595), (38, 3231090), (45, 2728476), (54, 2273730), (57, 2154060), (60, 2046357), (76, 1615545), (81, 1515820), (90, 1364238), (95, 1292436), (108, 1136865), (114, 1077030), (135, 909492), (162, 757910), (171, 718020), (180, 682119), (190, 646218), (228, 538515), (270, 454746), (285, 430812), (324, 378955), (342, 359010), (380, 323109), (405, 303164), (513, 239340), (540, 227373), (570, 215406), (684, 179505), (810, 151582), (855, 143604), (1026, 119670), (1140, 107703), (1539, 79780), (1620, 75791), (1710, 71802), (2052, 59835), (2565, 47868), (3078, 39890), (3420, 35901), (3989, 30780), (5130, 23934), (6156, 19945), (7695, 15956), (7978, 15390), (10260, 11967)]