108639872

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:206

約数の個数: 128

約数和(自身を含む): 258508800

約数和(自身を除く): 149868928

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 31, 32, 38, 44, 62, 64, 76, 88, 124, 128, 131, 152, 176, 209, 248, 262, 304, 341, 352, 418, 496, 524, 589, 608, 682, 704, 836, 992, 1048, 1178, 1216, 1364, 1408, 1441, 1672, 1984, 2096, 2356, 2432, 2489, 2728, 2882, 3344, 3968, 4061, 4192, 4712, 4978, 5456, 5764, 6479, 6688, 8122, 8384, 9424, 9956, 10912, 11528, 12958, 13376, 16244, 16768, 18848, 19912, 21824, 23056, 25916, 26752, 27379, 32488, 37696, 39824, 43648, 44671, 46112, 51832, 54758, 64976, 75392, 77159, 79648, 89342, 92224, 103664, 109516, 129952, 154318, 159296, 178684, 184448, 207328, 219032, 259904, 308636, 318592, 357368, 414656, 438064, 519808, 617272, 714736, 829312, 848749, 876128, 1234544, 1429472, 1697498, 1752256, 2469088, 2858944, 3394996, 3504512, 4938176, 5717888, 6789992, 9876352, 13579984, 27159968, 54319936, 108639872]

約数ペア:

[(1, 108639872), (2, 54319936), (4, 27159968), (8, 13579984), (11, 9876352), (16, 6789992), (19, 5717888), (22, 4938176), (31, 3504512), (32, 3394996), (38, 2858944), (44, 2469088), (62, 1752256), (64, 1697498), (76, 1429472), (88, 1234544), (124, 876128), (128, 848749), (131, 829312), (152, 714736), (176, 617272), (209, 519808), (248, 438064), (262, 414656), (304, 357368), (341, 318592), (352, 308636), (418, 259904), (496, 219032), (524, 207328), (589, 184448), (608, 178684), (682, 159296), (704, 154318), (836, 129952), (992, 109516), (1048, 103664), (1178, 92224), (1216, 89342), (1364, 79648), (1408, 77159), (1441, 75392), (1672, 64976), (1984, 54758), (2096, 51832), (2356, 46112), (2432, 44671), (2489, 43648), (2728, 39824), (2882, 37696), (3344, 32488), (3968, 27379), (4061, 26752), (4192, 25916), (4712, 23056), (4978, 21824), (5456, 19912), (5764, 18848), (6479, 16768), (6688, 16244), (8122, 13376), (8384, 12958), (9424, 11528), (9956, 10912)]