128993790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:298

約数の個数: 128

約数和(自身を含む): 348364800

約数和(自身を除く): 219371010

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 31, 34, 41, 51, 62, 82, 85, 93, 102, 123, 155, 170, 186, 199, 205, 246, 255, 310, 398, 410, 465, 510, 527, 597, 615, 697, 930, 995, 1054, 1194, 1230, 1271, 1394, 1581, 1990, 2091, 2542, 2635, 2985, 3162, 3383, 3485, 3813, 4182, 5270, 5970, 6169, 6355, 6766, 6970, 7626, 7905, 8159, 10149, 10455, 12338, 12710, 15810, 16318, 16915, 18507, 19065, 20298, 20910, 21607, 24477, 30845, 33830, 37014, 38130, 40795, 43214, 48954, 50745, 61690, 64821, 81590, 92535, 101490, 104873, 108035, 122385, 129642, 138703, 185070, 209746, 216070, 244770, 252929, 277406, 314619, 324105, 416109, 505858, 524365, 629238, 648210, 693515, 758787, 832218, 1048730, 1264645, 1387030, 1517574, 1573095, 2080545, 2529290, 3146190, 3793935, 4161090, 4299793, 7587870, 8599586, 12899379, 21498965, 25798758, 42997930, 64496895, 128993790]

約数ペア:

[(1, 128993790), (2, 64496895), (3, 42997930), (5, 25798758), (6, 21498965), (10, 12899379), (15, 8599586), (17, 7587870), (30, 4299793), (31, 4161090), (34, 3793935), (41, 3146190), (51, 2529290), (62, 2080545), (82, 1573095), (85, 1517574), (93, 1387030), (102, 1264645), (123, 1048730), (155, 832218), (170, 758787), (186, 693515), (199, 648210), (205, 629238), (246, 524365), (255, 505858), (310, 416109), (398, 324105), (410, 314619), (465, 277406), (510, 252929), (527, 244770), (597, 216070), (615, 209746), (697, 185070), (930, 138703), (995, 129642), (1054, 122385), (1194, 108035), (1230, 104873), (1271, 101490), (1394, 92535), (1581, 81590), (1990, 64821), (2091, 61690), (2542, 50745), (2635, 48954), (2985, 43214), (3162, 40795), (3383, 38130), (3485, 37014), (3813, 33830), (4182, 30845), (5270, 24477), (5970, 21607), (6169, 20910), (6355, 20298), (6766, 19065), (6970, 18507), (7626, 16915), (7905, 16318), (8159, 15810), (10149, 12710), (10455, 12338)]