231080200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:168

約数の個数: 192

約数和(自身を含む): 619960320

約数和(自身を除く): 388880120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 40, 47, 50, 52, 61, 62, 65, 94, 100, 104, 122, 124, 130, 155, 188, 200, 235, 244, 248, 260, 305, 310, 325, 376, 403, 470, 488, 520, 610, 611, 620, 650, 775, 793, 806, 940, 1175, 1220, 1222, 1240, 1300, 1457, 1525, 1550, 1586, 1612, 1880, 1891, 2015, 2350, 2440, 2444, 2600, 2867, 2914, 3050, 3055, 3100, 3172, 3224, 3782, 3965, 4030, 4700, 4888, 5734, 5828, 6100, 6110, 6200, 6344, 7285, 7564, 7930, 8060, 9400, 9455, 10075, 11468, 11656, 12200, 12220, 14335, 14570, 15128, 15275, 15860, 16120, 18910, 18941, 19825, 20150, 22936, 24440, 24583, 28670, 29140, 30550, 31720, 36425, 37271, 37820, 37882, 39650, 40300, 47275, 49166, 57340, 58280, 61100, 71675, 72850, 74542, 75640, 75764, 79300, 80600, 88877, 94550, 94705, 98332, 114680, 122200, 122915, 143350, 145700, 149084, 151528, 158600, 177754, 186355, 189100, 189410, 196664, 245830, 286700, 291400, 298168, 355508, 372710, 378200, 378820, 444385, 473525, 491660, 573400, 614575, 711016, 745420, 757640, 888770, 931775, 947050, 983320, 1155401, 1229150, 1490840, 1777540, 1863550, 1894100, 2221925, 2310802, 2458300, 3555080, 3727100, 3788200, 4443850, 4621604, 4916600, 5777005, 7454200, 8887700, 9243208, 11554010, 17775400, 23108020, 28885025, 46216040, 57770050, 115540100, 231080200]

約数ペア:

[(1, 231080200), (2, 115540100), (4, 57770050), (5, 46216040), (8, 28885025), (10, 23108020), (13, 17775400), (20, 11554010), (25, 9243208), (26, 8887700), (31, 7454200), (40, 5777005), (47, 4916600), (50, 4621604), (52, 4443850), (61, 3788200), (62, 3727100), (65, 3555080), (94, 2458300), (100, 2310802), (104, 2221925), (122, 1894100), (124, 1863550), (130, 1777540), (155, 1490840), (188, 1229150), (200, 1155401), (235, 983320), (244, 947050), (248, 931775), (260, 888770), (305, 757640), (310, 745420), (325, 711016), (376, 614575), (403, 573400), (470, 491660), (488, 473525), (520, 444385), (610, 378820), (611, 378200), (620, 372710), (650, 355508), (775, 298168), (793, 291400), (806, 286700), (940, 245830), (1175, 196664), (1220, 189410), (1222, 189100), (1240, 186355), (1300, 177754), (1457, 158600), (1525, 151528), (1550, 149084), (1586, 145700), (1612, 143350), (1880, 122915), (1891, 122200), (2015, 114680), (2350, 98332), (2440, 94705), (2444, 94550), (2600, 88877), (2867, 80600), (2914, 79300), (3050, 75764), (3055, 75640), (3100, 74542), (3172, 72850), (3224, 71675), (3782, 61100), (3965, 58280), (4030, 57340), (4700, 49166), (4888, 47275), (5734, 40300), (5828, 39650), (6100, 37882), (6110, 37820), (6200, 37271), (6344, 36425), (7285, 31720), (7564, 30550), (7930, 29140), (8060, 28670), (9400, 24583), (9455, 24440), (10075, 22936), (11468, 20150), (11656, 19825), (12200, 18941), (12220, 18910), (14335, 16120), (14570, 15860), (15128, 15275)]