319760280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{18127}}^1$

素因数の和:18158

約数の個数: 144

約数和(自身を含む): 1208956320

約数和(自身を除く): 889196040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 17640, 18127, 36254, 54381, 72508, 90635, 108762, 126889, 145016, 163143, 181270, 217524, 253778, 271905, 326286, 362540, 380667, 435048, 507556, 543810, 634445, 652572, 725080, 761334, 815715, 888223, 1015112, 1087620, 1142001, 1268890, 1305144, 1522668, 1631430, 1776446, 1903335, 2175240, 2284002, 2537780, 2664669, 3045336, 3262860, 3552892, 3806670, 4441115, 4568004, 5075560, 5329338, 5710005, 6525720, 7105784, 7613340, 7994007, 8882230, 9136008, 10658676, 11420010, 13323345, 15226680, 15988014, 17764460, 21317352, 22840020, 26646690, 31976028, 35528920, 39970035, 45680040, 53293380, 63952056, 79940070, 106586760, 159880140, 319760280]

約数ペア:

[(1, 319760280), (2, 159880140), (3, 106586760), (4, 79940070), (5, 63952056), (6, 53293380), (7, 45680040), (8, 39970035), (9, 35528920), (10, 31976028), (12, 26646690), (14, 22840020), (15, 21317352), (18, 17764460), (20, 15988014), (21, 15226680), (24, 13323345), (28, 11420010), (30, 10658676), (35, 9136008), (36, 8882230), (40, 7994007), (42, 7613340), (45, 7105784), (49, 6525720), (56, 5710005), (60, 5329338), (63, 5075560), (70, 4568004), (72, 4441115), (84, 3806670), (90, 3552892), (98, 3262860), (105, 3045336), (120, 2664669), (126, 2537780), (140, 2284002), (147, 2175240), (168, 1903335), (180, 1776446), (196, 1631430), (210, 1522668), (245, 1305144), (252, 1268890), (280, 1142001), (294, 1087620), (315, 1015112), (360, 888223), (392, 815715), (420, 761334), (441, 725080), (490, 652572), (504, 634445), (588, 543810), (630, 507556), (735, 435048), (840, 380667), (882, 362540), (980, 326286), (1176, 271905), (1260, 253778), (1470, 217524), (1764, 181270), (1960, 163143), (2205, 145016), (2520, 126889), (2940, 108762), (3528, 90635), (4410, 72508), (5880, 54381), (8820, 36254), (17640, 18127)]