221845260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{991}}^1$

素因数の和:1064

約数の個数: 192

約数和(自身を含む): 783949824

約数和(自身を除く): 562104564

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 41, 42, 52, 60, 65, 70, 78, 82, 84, 91, 105, 123, 130, 140, 156, 164, 182, 195, 205, 210, 246, 260, 273, 287, 364, 390, 410, 420, 455, 492, 533, 546, 574, 615, 780, 820, 861, 910, 991, 1066, 1092, 1148, 1230, 1365, 1435, 1599, 1722, 1820, 1982, 2132, 2460, 2665, 2730, 2870, 2973, 3198, 3444, 3731, 3964, 4305, 4955, 5330, 5460, 5740, 5946, 6396, 6937, 7462, 7995, 8610, 9910, 10660, 11193, 11892, 12883, 13874, 14865, 14924, 15990, 17220, 18655, 19820, 20811, 22386, 25766, 27748, 29730, 31980, 34685, 37310, 38649, 40631, 41622, 44772, 51532, 55965, 59460, 64415, 69370, 74620, 77298, 81262, 83244, 90181, 104055, 111930, 121893, 128830, 138740, 154596, 162524, 180362, 193245, 203155, 208110, 223860, 243786, 257660, 270543, 284417, 360724, 386490, 406310, 416220, 450905, 487572, 528203, 541086, 568834, 609465, 772980, 812620, 853251, 901810, 1056406, 1082172, 1137668, 1218930, 1352715, 1422085, 1584609, 1706502, 1803620, 2112812, 2437860, 2641015, 2705430, 2844170, 3169218, 3413004, 3697421, 4266255, 5282030, 5410860, 5688340, 6338436, 7394842, 7923045, 8532510, 10564060, 11092263, 14789684, 15846090, 17065020, 18487105, 22184526, 31692180, 36974210, 44369052, 55461315, 73948420, 110922630, 221845260]

約数ペア:

[(1, 221845260), (2, 110922630), (3, 73948420), (4, 55461315), (5, 44369052), (6, 36974210), (7, 31692180), (10, 22184526), (12, 18487105), (13, 17065020), (14, 15846090), (15, 14789684), (20, 11092263), (21, 10564060), (26, 8532510), (28, 7923045), (30, 7394842), (35, 6338436), (39, 5688340), (41, 5410860), (42, 5282030), (52, 4266255), (60, 3697421), (65, 3413004), (70, 3169218), (78, 2844170), (82, 2705430), (84, 2641015), (91, 2437860), (105, 2112812), (123, 1803620), (130, 1706502), (140, 1584609), (156, 1422085), (164, 1352715), (182, 1218930), (195, 1137668), (205, 1082172), (210, 1056406), (246, 901810), (260, 853251), (273, 812620), (287, 772980), (364, 609465), (390, 568834), (410, 541086), (420, 528203), (455, 487572), (492, 450905), (533, 416220), (546, 406310), (574, 386490), (615, 360724), (780, 284417), (820, 270543), (861, 257660), (910, 243786), (991, 223860), (1066, 208110), (1092, 203155), (1148, 193245), (1230, 180362), (1365, 162524), (1435, 154596), (1599, 138740), (1722, 128830), (1820, 121893), (1982, 111930), (2132, 104055), (2460, 90181), (2665, 83244), (2730, 81262), (2870, 77298), (2973, 74620), (3198, 69370), (3444, 64415), (3731, 59460), (3964, 55965), (4305, 51532), (4955, 44772), (5330, 41622), (5460, 40631), (5740, 38649), (5946, 37310), (6396, 34685), (6937, 31980), (7462, 29730), (7995, 27748), (8610, 25766), (9910, 22386), (10660, 20811), (11193, 19820), (11892, 18655), (12883, 17220), (13874, 15990), (14865, 14924)]