396016240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:231

約数の個数: 160

約数和(自身を含む): 1017434880

約数和(自身を除く): 621418640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 73, 76, 80, 83, 86, 95, 146, 152, 166, 172, 190, 215, 292, 304, 332, 344, 365, 380, 415, 430, 584, 664, 688, 730, 760, 817, 830, 860, 1168, 1328, 1387, 1460, 1520, 1577, 1634, 1660, 1720, 2774, 2920, 3139, 3154, 3268, 3320, 3440, 3569, 4085, 5548, 5840, 6059, 6278, 6308, 6536, 6640, 6935, 7138, 7885, 8170, 11096, 12118, 12556, 12616, 13072, 13870, 14276, 15695, 15770, 16340, 17845, 22192, 24236, 25112, 25232, 27740, 28552, 30295, 31390, 31540, 32680, 35690, 48472, 50224, 55480, 57104, 59641, 60590, 62780, 63080, 65360, 67811, 71380, 96944, 110960, 115121, 119282, 121180, 125560, 126160, 135622, 142760, 230242, 238564, 242360, 251120, 260537, 271244, 285520, 298205, 339055, 460484, 477128, 484720, 521074, 542488, 575605, 596410, 678110, 920968, 954256, 1042148, 1084976, 1151210, 1192820, 1302685, 1356220, 1841936, 2084296, 2302420, 2385640, 2605370, 2712440, 4168592, 4604840, 4771280, 4950203, 5210740, 5424880, 9209680, 9900406, 10421480, 19800812, 20842960, 24751015, 39601624, 49502030, 79203248, 99004060, 198008120, 396016240]

約数ペア:

[(1, 396016240), (2, 198008120), (4, 99004060), (5, 79203248), (8, 49502030), (10, 39601624), (16, 24751015), (19, 20842960), (20, 19800812), (38, 10421480), (40, 9900406), (43, 9209680), (73, 5424880), (76, 5210740), (80, 4950203), (83, 4771280), (86, 4604840), (95, 4168592), (146, 2712440), (152, 2605370), (166, 2385640), (172, 2302420), (190, 2084296), (215, 1841936), (292, 1356220), (304, 1302685), (332, 1192820), (344, 1151210), (365, 1084976), (380, 1042148), (415, 954256), (430, 920968), (584, 678110), (664, 596410), (688, 575605), (730, 542488), (760, 521074), (817, 484720), (830, 477128), (860, 460484), (1168, 339055), (1328, 298205), (1387, 285520), (1460, 271244), (1520, 260537), (1577, 251120), (1634, 242360), (1660, 238564), (1720, 230242), (2774, 142760), (2920, 135622), (3139, 126160), (3154, 125560), (3268, 121180), (3320, 119282), (3440, 115121), (3569, 110960), (4085, 96944), (5548, 71380), (5840, 67811), (6059, 65360), (6278, 63080), (6308, 62780), (6536, 60590), (6640, 59641), (6935, 57104), (7138, 55480), (7885, 50224), (8170, 48472), (11096, 35690), (12118, 32680), (12556, 31540), (12616, 31390), (13072, 30295), (13870, 28552), (14276, 27740), (15695, 25232), (15770, 25112), (16340, 24236), (17845, 22192)]