205203480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{409}}^1$

素因数の和:573

約数の個数: 128

約数和(自身を含む): 639403200

約数和(自身を除く): 434199720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 113, 120, 148, 185, 222, 226, 296, 339, 370, 409, 444, 452, 555, 565, 678, 740, 818, 888, 904, 1110, 1130, 1227, 1356, 1480, 1636, 1695, 2045, 2220, 2260, 2454, 2712, 3272, 3390, 4090, 4181, 4440, 4520, 4908, 6135, 6780, 8180, 8362, 9816, 12270, 12543, 13560, 15133, 16360, 16724, 20905, 24540, 25086, 30266, 33448, 41810, 45399, 46217, 49080, 50172, 60532, 62715, 75665, 83620, 90798, 92434, 100344, 121064, 125430, 138651, 151330, 167240, 181596, 184868, 226995, 231085, 250860, 277302, 302660, 363192, 369736, 453990, 462170, 501720, 554604, 605320, 693255, 907980, 924340, 1109208, 1386510, 1710029, 1815960, 1848680, 2773020, 3420058, 5130087, 5546040, 6840116, 8550145, 10260174, 13680232, 17100290, 20520348, 25650435, 34200580, 41040696, 51300870, 68401160, 102601740, 205203480]

約数ペア:

[(1, 205203480), (2, 102601740), (3, 68401160), (4, 51300870), (5, 41040696), (6, 34200580), (8, 25650435), (10, 20520348), (12, 17100290), (15, 13680232), (20, 10260174), (24, 8550145), (30, 6840116), (37, 5546040), (40, 5130087), (60, 3420058), (74, 2773020), (111, 1848680), (113, 1815960), (120, 1710029), (148, 1386510), (185, 1109208), (222, 924340), (226, 907980), (296, 693255), (339, 605320), (370, 554604), (409, 501720), (444, 462170), (452, 453990), (555, 369736), (565, 363192), (678, 302660), (740, 277302), (818, 250860), (888, 231085), (904, 226995), (1110, 184868), (1130, 181596), (1227, 167240), (1356, 151330), (1480, 138651), (1636, 125430), (1695, 121064), (2045, 100344), (2220, 92434), (2260, 90798), (2454, 83620), (2712, 75665), (3272, 62715), (3390, 60532), (4090, 50172), (4181, 49080), (4440, 46217), (4520, 45399), (4908, 41810), (6135, 33448), (6780, 30266), (8180, 25086), (8362, 24540), (9816, 20905), (12270, 16724), (12543, 16360), (13560, 15133)]