78201760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:207

約数の個数: 192

約数和(自身を含む): 234710784

約数和(自身を除く): 156509024

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 41, 52, 56, 65, 70, 80, 82, 91, 104, 112, 130, 131, 140, 160, 164, 182, 205, 208, 224, 260, 262, 280, 287, 328, 364, 410, 416, 455, 520, 524, 533, 560, 574, 655, 656, 728, 820, 910, 917, 1040, 1048, 1066, 1120, 1148, 1310, 1312, 1435, 1456, 1640, 1703, 1820, 1834, 2080, 2096, 2132, 2296, 2620, 2665, 2870, 2912, 3280, 3406, 3640, 3668, 3731, 4192, 4264, 4585, 4592, 5240, 5330, 5371, 5740, 6560, 6812, 7280, 7336, 7462, 8515, 8528, 9170, 9184, 10480, 10660, 10742, 11480, 11921, 13624, 14560, 14672, 14924, 17030, 17056, 18340, 18655, 20960, 21320, 21484, 22960, 23842, 26855, 27248, 29344, 29848, 34060, 36680, 37310, 37597, 42640, 42968, 45920, 47684, 53710, 54496, 59605, 59696, 68120, 69823, 73360, 74620, 75194, 85280, 85936, 95368, 107420, 119210, 119392, 136240, 139646, 146720, 149240, 150388, 171872, 187985, 190736, 214840, 238420, 272480, 279292, 298480, 300776, 349115, 375970, 381472, 429680, 476840, 488761, 558584, 596960, 601552, 698230, 751940, 859360, 953680, 977522, 1117168, 1203104, 1396460, 1503880, 1907360, 1955044, 2234336, 2443805, 2792920, 3007760, 3910088, 4887610, 5585840, 6015520, 7820176, 9775220, 11171680, 15640352, 19550440, 39100880, 78201760]

約数ペア:

[(1, 78201760), (2, 39100880), (4, 19550440), (5, 15640352), (7, 11171680), (8, 9775220), (10, 7820176), (13, 6015520), (14, 5585840), (16, 4887610), (20, 3910088), (26, 3007760), (28, 2792920), (32, 2443805), (35, 2234336), (40, 1955044), (41, 1907360), (52, 1503880), (56, 1396460), (65, 1203104), (70, 1117168), (80, 977522), (82, 953680), (91, 859360), (104, 751940), (112, 698230), (130, 601552), (131, 596960), (140, 558584), (160, 488761), (164, 476840), (182, 429680), (205, 381472), (208, 375970), (224, 349115), (260, 300776), (262, 298480), (280, 279292), (287, 272480), (328, 238420), (364, 214840), (410, 190736), (416, 187985), (455, 171872), (520, 150388), (524, 149240), (533, 146720), (560, 139646), (574, 136240), (655, 119392), (656, 119210), (728, 107420), (820, 95368), (910, 85936), (917, 85280), (1040, 75194), (1048, 74620), (1066, 73360), (1120, 69823), (1148, 68120), (1310, 59696), (1312, 59605), (1435, 54496), (1456, 53710), (1640, 47684), (1703, 45920), (1820, 42968), (1834, 42640), (2080, 37597), (2096, 37310), (2132, 36680), (2296, 34060), (2620, 29848), (2665, 29344), (2870, 27248), (2912, 26855), (3280, 23842), (3406, 22960), (3640, 21484), (3668, 21320), (3731, 20960), (4192, 18655), (4264, 18340), (4585, 17056), (4592, 17030), (5240, 14924), (5330, 14672), (5371, 14560), (5740, 13624), (6560, 11921), (6812, 11480), (7280, 10742), (7336, 10660), (7462, 10480), (8515, 9184), (8528, 9170)]