355882540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1181}}^1$

素因数の和:1283

約数の個数: 96

約数和(自身を含む): 861819840

約数和(自身を除く): 505937300

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 61, 65, 76, 95, 122, 130, 190, 244, 247, 260, 305, 380, 494, 610, 793, 988, 1159, 1181, 1220, 1235, 1586, 2318, 2362, 2470, 3172, 3965, 4636, 4724, 4940, 5795, 5905, 7930, 11590, 11810, 15067, 15353, 15860, 22439, 23180, 23620, 30134, 30706, 44878, 60268, 61412, 72041, 75335, 76765, 89756, 112195, 144082, 150670, 153530, 224390, 288164, 291707, 301340, 307060, 360205, 448780, 583414, 720410, 936533, 1166828, 1368779, 1440820, 1458535, 1873066, 2737558, 2917070, 3746132, 4682665, 5475116, 5834140, 6843895, 9365330, 13687790, 17794127, 18730660, 27375580, 35588254, 71176508, 88970635, 177941270, 355882540]

約数ペア:

[(1, 355882540), (2, 177941270), (4, 88970635), (5, 71176508), (10, 35588254), (13, 27375580), (19, 18730660), (20, 17794127), (26, 13687790), (38, 9365330), (52, 6843895), (61, 5834140), (65, 5475116), (76, 4682665), (95, 3746132), (122, 2917070), (130, 2737558), (190, 1873066), (244, 1458535), (247, 1440820), (260, 1368779), (305, 1166828), (380, 936533), (494, 720410), (610, 583414), (793, 448780), (988, 360205), (1159, 307060), (1181, 301340), (1220, 291707), (1235, 288164), (1586, 224390), (2318, 153530), (2362, 150670), (2470, 144082), (3172, 112195), (3965, 89756), (4636, 76765), (4724, 75335), (4940, 72041), (5795, 61412), (5905, 60268), (7930, 44878), (11590, 30706), (11810, 30134), (15067, 23620), (15353, 23180), (15860, 22439)]