30668820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:210

約数の個数: 192

約数和(自身を含む): 109057536

約数和(自身を除く): 78388716

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, 137, 140, 156, 164, 182, 195, 205, 210, 246, 260, 273, 274, 287, 364, 390, 410, 411, 420, 455, 492, 533, 546, 548, 574, 615, 685, 780, 820, 822, 861, 910, 959, 1066, 1092, 1148, 1230, 1365, 1370, 1435, 1599, 1644, 1722, 1781, 1820, 1918, 2055, 2132, 2460, 2665, 2730, 2740, 2870, 2877, 3198, 3444, 3562, 3731, 3836, 4110, 4305, 4795, 5330, 5343, 5460, 5617, 5740, 5754, 6396, 7124, 7462, 7995, 8220, 8610, 8905, 9590, 10660, 10686, 11193, 11234, 11508, 12467, 14385, 14924, 15990, 16851, 17220, 17810, 18655, 19180, 21372, 22386, 22468, 24934, 26715, 28085, 28770, 31980, 33702, 35620, 37310, 37401, 39319, 44772, 49868, 53430, 55965, 56170, 57540, 62335, 67404, 73021, 74620, 74802, 78638, 84255, 106860, 111930, 112340, 117957, 124670, 146042, 149604, 157276, 168510, 187005, 196595, 219063, 223860, 235914, 249340, 292084, 337020, 365105, 374010, 393190, 438126, 471828, 511147, 589785, 730210, 748020, 786380, 876252, 1022294, 1095315, 1179570, 1460420, 1533441, 2044588, 2190630, 2359140, 2555735, 3066882, 4381260, 5111470, 6133764, 7667205, 10222940, 15334410, 30668820]

約数ペア:

[(1, 30668820), (2, 15334410), (3, 10222940), (4, 7667205), (5, 6133764), (6, 5111470), (7, 4381260), (10, 3066882), (12, 2555735), (13, 2359140), (14, 2190630), (15, 2044588), (20, 1533441), (21, 1460420), (26, 1179570), (28, 1095315), (30, 1022294), (35, 876252), (39, 786380), (41, 748020), (42, 730210), (52, 589785), (60, 511147), (65, 471828), (70, 438126), (78, 393190), (82, 374010), (84, 365105), (91, 337020), (105, 292084), (123, 249340), (130, 235914), (137, 223860), (140, 219063), (156, 196595), (164, 187005), (182, 168510), (195, 157276), (205, 149604), (210, 146042), (246, 124670), (260, 117957), (273, 112340), (274, 111930), (287, 106860), (364, 84255), (390, 78638), (410, 74802), (411, 74620), (420, 73021), (455, 67404), (492, 62335), (533, 57540), (546, 56170), (548, 55965), (574, 53430), (615, 49868), (685, 44772), (780, 39319), (820, 37401), (822, 37310), (861, 35620), (910, 33702), (959, 31980), (1066, 28770), (1092, 28085), (1148, 26715), (1230, 24934), (1365, 22468), (1370, 22386), (1435, 21372), (1599, 19180), (1644, 18655), (1722, 17810), (1781, 17220), (1820, 16851), (1918, 15990), (2055, 14924), (2132, 14385), (2460, 12467), (2665, 11508), (2730, 11234), (2740, 11193), (2870, 10686), (2877, 10660), (3198, 9590), (3444, 8905), (3562, 8610), (3731, 8220), (3836, 7995), (4110, 7462), (4305, 7124), (4795, 6396), (5330, 5754), (5343, 5740), (5460, 5617)]