1538085720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{11059}}^1$

素因数の和:11153

約数の個数: 128

約数和(自身を含む): 4937184000

約数和(自身を除く): 3399098280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 61, 76, 95, 114, 120, 122, 152, 183, 190, 228, 244, 285, 305, 366, 380, 456, 488, 570, 610, 732, 760, 915, 1140, 1159, 1220, 1464, 1830, 2280, 2318, 2440, 3477, 3660, 4636, 5795, 6954, 7320, 9272, 11059, 11590, 13908, 17385, 22118, 23180, 27816, 33177, 34770, 44236, 46360, 55295, 66354, 69540, 88472, 110590, 132708, 139080, 165885, 210121, 221180, 265416, 331770, 420242, 442360, 630363, 663540, 674599, 840484, 1050605, 1260726, 1327080, 1349198, 1680968, 2023797, 2101210, 2521452, 2698396, 3151815, 3372995, 4047594, 4202420, 5042904, 5396792, 6303630, 6745990, 8095188, 8404840, 10118985, 12607260, 12817381, 13491980, 16190376, 20237970, 25214520, 25634762, 26983960, 38452143, 40475940, 51269524, 64086905, 76904286, 80951880, 102539048, 128173810, 153808572, 192260715, 256347620, 307617144, 384521430, 512695240, 769042860, 1538085720]

約数ペア:

[(1, 1538085720), (2, 769042860), (3, 512695240), (4, 384521430), (5, 307617144), (6, 256347620), (8, 192260715), (10, 153808572), (12, 128173810), (15, 102539048), (19, 80951880), (20, 76904286), (24, 64086905), (30, 51269524), (38, 40475940), (40, 38452143), (57, 26983960), (60, 25634762), (61, 25214520), (76, 20237970), (95, 16190376), (114, 13491980), (120, 12817381), (122, 12607260), (152, 10118985), (183, 8404840), (190, 8095188), (228, 6745990), (244, 6303630), (285, 5396792), (305, 5042904), (366, 4202420), (380, 4047594), (456, 3372995), (488, 3151815), (570, 2698396), (610, 2521452), (732, 2101210), (760, 2023797), (915, 1680968), (1140, 1349198), (1159, 1327080), (1220, 1260726), (1464, 1050605), (1830, 840484), (2280, 674599), (2318, 663540), (2440, 630363), (3477, 442360), (3660, 420242), (4636, 331770), (5795, 265416), (6954, 221180), (7320, 210121), (9272, 165885), (11059, 139080), (11590, 132708), (13908, 110590), (17385, 88472), (22118, 69540), (23180, 66354), (27816, 55295), (33177, 46360), (34770, 44236)]