72400032

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:267

約数の個数: 144

約数和(自身を含む): 220540320

約数和(自身を除く): 148140288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 101, 114, 131, 144, 152, 171, 202, 228, 262, 288, 303, 304, 342, 393, 404, 456, 524, 606, 608, 684, 786, 808, 909, 912, 1048, 1179, 1212, 1368, 1572, 1616, 1818, 1824, 1919, 2096, 2358, 2424, 2489, 2736, 3144, 3232, 3636, 3838, 4192, 4716, 4848, 4978, 5472, 5757, 6288, 7272, 7467, 7676, 9432, 9696, 9956, 11514, 12576, 13231, 14544, 14934, 15352, 17271, 18864, 19912, 22401, 23028, 26462, 29088, 29868, 30704, 34542, 37728, 39693, 39824, 44802, 46056, 52924, 59736, 61408, 69084, 79386, 79648, 89604, 92112, 105848, 119079, 119472, 138168, 158772, 179208, 184224, 211696, 238158, 238944, 251389, 276336, 317544, 358416, 423392, 476316, 502778, 552672, 635088, 716832, 754167, 952632, 1005556, 1270176, 1508334, 1905264, 2011112, 2262501, 3016668, 3810528, 4022224, 4525002, 6033336, 8044448, 9050004, 12066672, 18100008, 24133344, 36200016, 72400032]

約数ペア:

[(1, 72400032), (2, 36200016), (3, 24133344), (4, 18100008), (6, 12066672), (8, 9050004), (9, 8044448), (12, 6033336), (16, 4525002), (18, 4022224), (19, 3810528), (24, 3016668), (32, 2262501), (36, 2011112), (38, 1905264), (48, 1508334), (57, 1270176), (72, 1005556), (76, 952632), (96, 754167), (101, 716832), (114, 635088), (131, 552672), (144, 502778), (152, 476316), (171, 423392), (202, 358416), (228, 317544), (262, 276336), (288, 251389), (303, 238944), (304, 238158), (342, 211696), (393, 184224), (404, 179208), (456, 158772), (524, 138168), (606, 119472), (608, 119079), (684, 105848), (786, 92112), (808, 89604), (909, 79648), (912, 79386), (1048, 69084), (1179, 61408), (1212, 59736), (1368, 52924), (1572, 46056), (1616, 44802), (1818, 39824), (1824, 39693), (1919, 37728), (2096, 34542), (2358, 30704), (2424, 29868), (2489, 29088), (2736, 26462), (3144, 23028), (3232, 22401), (3636, 19912), (3838, 18864), (4192, 17271), (4716, 15352), (4848, 14934), (4978, 14544), (5472, 13231), (5757, 12576), (6288, 11514), (7272, 9956), (7467, 9696), (7676, 9432)]