511036240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:210

約数の個数: 240

約数和(自身を含む): 1462906368

約数和(自身を除く): 951870128

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 80, 88, 104, 110, 121, 124, 130, 131, 143, 155, 176, 208, 220, 242, 248, 260, 262, 286, 310, 341, 403, 440, 484, 496, 520, 524, 572, 605, 620, 655, 682, 715, 806, 880, 968, 1040, 1048, 1144, 1210, 1240, 1310, 1364, 1430, 1441, 1573, 1612, 1703, 1705, 1936, 2015, 2096, 2288, 2420, 2480, 2620, 2728, 2860, 2882, 3146, 3224, 3406, 3410, 3751, 4030, 4061, 4433, 4840, 5240, 5456, 5720, 5764, 6292, 6448, 6812, 6820, 7205, 7502, 7865, 8060, 8122, 8515, 8866, 9680, 10480, 11440, 11528, 12584, 13624, 13640, 14410, 15004, 15730, 15851, 16120, 16244, 17030, 17732, 18733, 18755, 20305, 22165, 23056, 25168, 27248, 27280, 28820, 30008, 31460, 31702, 32240, 32488, 34060, 35464, 37466, 37510, 40610, 44330, 44671, 48763, 52793, 57640, 60016, 62920, 63404, 64976, 68120, 70928, 74932, 75020, 79255, 81220, 88660, 89342, 93665, 97526, 105586, 115280, 125840, 126808, 136240, 149864, 150040, 158510, 162440, 177320, 178684, 187330, 195052, 206063, 211172, 223355, 243815, 253616, 263965, 299728, 300080, 317020, 324880, 354640, 357368, 374660, 390104, 412126, 422344, 446710, 487630, 491381, 527930, 580723, 634040, 714736, 749320, 780208, 824252, 844688, 893420, 975260, 982762, 1030315, 1055860, 1161446, 1268080, 1498640, 1648504, 1786840, 1950520, 1965524, 2060630, 2111720, 2322892, 2456905, 2903615, 3297008, 3573680, 3901040, 3931048, 4121260, 4223440, 4645784, 4913810, 5807230, 6387953, 7862096, 8242520, 9291568, 9827620, 11614460, 12775906, 16485040, 19655240, 23228920, 25551812, 31939765, 39310480, 46457840, 51103624, 63879530, 102207248, 127759060, 255518120, 511036240]

約数ペア:

[(1, 511036240), (2, 255518120), (4, 127759060), (5, 102207248), (8, 63879530), (10, 51103624), (11, 46457840), (13, 39310480), (16, 31939765), (20, 25551812), (22, 23228920), (26, 19655240), (31, 16485040), (40, 12775906), (44, 11614460), (52, 9827620), (55, 9291568), (62, 8242520), (65, 7862096), (80, 6387953), (88, 5807230), (104, 4913810), (110, 4645784), (121, 4223440), (124, 4121260), (130, 3931048), (131, 3901040), (143, 3573680), (155, 3297008), (176, 2903615), (208, 2456905), (220, 2322892), (242, 2111720), (248, 2060630), (260, 1965524), (262, 1950520), (286, 1786840), (310, 1648504), (341, 1498640), (403, 1268080), (440, 1161446), (484, 1055860), (496, 1030315), (520, 982762), (524, 975260), (572, 893420), (605, 844688), (620, 824252), (655, 780208), (682, 749320), (715, 714736), (806, 634040), (880, 580723), (968, 527930), (1040, 491381), (1048, 487630), (1144, 446710), (1210, 422344), (1240, 412126), (1310, 390104), (1364, 374660), (1430, 357368), (1441, 354640), (1573, 324880), (1612, 317020), (1703, 300080), (1705, 299728), (1936, 263965), (2015, 253616), (2096, 243815), (2288, 223355), (2420, 211172), (2480, 206063), (2620, 195052), (2728, 187330), (2860, 178684), (2882, 177320), (3146, 162440), (3224, 158510), (3406, 150040), (3410, 149864), (3751, 136240), (4030, 126808), (4061, 125840), (4433, 115280), (4840, 105586), (5240, 97526), (5456, 93665), (5720, 89342), (5764, 88660), (6292, 81220), (6448, 79255), (6812, 75020), (6820, 74932), (7205, 70928), (7502, 68120), (7865, 64976), (8060, 63404), (8122, 62920), (8515, 60016), (8866, 57640), (9680, 52793), (10480, 48763), (11440, 44671), (11528, 44330), (12584, 40610), (13624, 37510), (13640, 37466), (14410, 35464), (15004, 34060), (15730, 32488), (15851, 32240), (16120, 31702), (16244, 31460), (17030, 30008), (17732, 28820), (18733, 27280), (18755, 27248), (20305, 25168), (22165, 23056)]