213375480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1399}}^1$

素因数の和:1485

約数の個数: 128

約数和(自身を含む): 677376000

約数和(自身を除く): 464000520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 41, 60, 62, 82, 93, 120, 123, 124, 155, 164, 186, 205, 246, 248, 310, 328, 372, 410, 465, 492, 615, 620, 744, 820, 930, 984, 1230, 1240, 1271, 1399, 1640, 1860, 2460, 2542, 2798, 3720, 3813, 4197, 4920, 5084, 5596, 6355, 6995, 7626, 8394, 10168, 11192, 12710, 13990, 15252, 16788, 19065, 20985, 25420, 27980, 30504, 33576, 38130, 41970, 43369, 50840, 55960, 57359, 76260, 83940, 86738, 114718, 130107, 152520, 167880, 172077, 173476, 216845, 229436, 260214, 286795, 344154, 346952, 433690, 458872, 520428, 573590, 650535, 688308, 860385, 867380, 1040856, 1147180, 1301070, 1376616, 1720770, 1734760, 1778129, 2294360, 2602140, 3441540, 3556258, 5204280, 5334387, 6883080, 7112516, 8890645, 10668774, 14225032, 17781290, 21337548, 26671935, 35562580, 42675096, 53343870, 71125160, 106687740, 213375480]

約数ペア:

[(1, 213375480), (2, 106687740), (3, 71125160), (4, 53343870), (5, 42675096), (6, 35562580), (8, 26671935), (10, 21337548), (12, 17781290), (15, 14225032), (20, 10668774), (24, 8890645), (30, 7112516), (31, 6883080), (40, 5334387), (41, 5204280), (60, 3556258), (62, 3441540), (82, 2602140), (93, 2294360), (120, 1778129), (123, 1734760), (124, 1720770), (155, 1376616), (164, 1301070), (186, 1147180), (205, 1040856), (246, 867380), (248, 860385), (310, 688308), (328, 650535), (372, 573590), (410, 520428), (465, 458872), (492, 433690), (615, 346952), (620, 344154), (744, 286795), (820, 260214), (930, 229436), (984, 216845), (1230, 173476), (1240, 172077), (1271, 167880), (1399, 152520), (1640, 130107), (1860, 114718), (2460, 86738), (2542, 83940), (2798, 76260), (3720, 57359), (3813, 55960), (4197, 50840), (4920, 43369), (5084, 41970), (5596, 38130), (6355, 33576), (6995, 30504), (7626, 27980), (8394, 25420), (10168, 20985), (11192, 19065), (12710, 16788), (13990, 15252)]