28299180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:176

約数の個数: 192

約数和(自身を含む): 100251648

約数和(自身を除く): 71952468

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 71, 73, 78, 84, 91, 105, 130, 140, 142, 146, 156, 182, 195, 210, 213, 219, 260, 273, 284, 292, 355, 364, 365, 390, 420, 426, 438, 455, 497, 511, 546, 710, 730, 780, 852, 876, 910, 923, 949, 994, 1022, 1065, 1092, 1095, 1365, 1420, 1460, 1491, 1533, 1820, 1846, 1898, 1988, 2044, 2130, 2190, 2485, 2555, 2730, 2769, 2847, 2982, 3066, 3692, 3796, 4260, 4380, 4615, 4745, 4970, 5110, 5183, 5460, 5538, 5694, 5964, 6132, 6461, 6643, 7455, 7665, 9230, 9490, 9940, 10220, 10366, 11076, 11388, 12922, 13286, 13845, 14235, 14910, 15330, 15549, 18460, 18980, 19383, 19929, 20732, 25844, 25915, 26572, 27690, 28470, 29820, 30660, 31098, 32305, 33215, 36281, 38766, 39858, 51830, 55380, 56940, 62196, 64610, 66430, 67379, 72562, 77532, 77745, 79716, 96915, 99645, 103660, 108843, 129220, 132860, 134758, 145124, 155490, 181405, 193830, 199290, 202137, 217686, 269516, 310980, 336895, 362810, 387660, 398580, 404274, 435372, 471653, 544215, 673790, 725620, 808548, 943306, 1010685, 1088430, 1347580, 1414959, 1886612, 2021370, 2176860, 2358265, 2829918, 4042740, 4716530, 5659836, 7074795, 9433060, 14149590, 28299180]

約数ペア:

[(1, 28299180), (2, 14149590), (3, 9433060), (4, 7074795), (5, 5659836), (6, 4716530), (7, 4042740), (10, 2829918), (12, 2358265), (13, 2176860), (14, 2021370), (15, 1886612), (20, 1414959), (21, 1347580), (26, 1088430), (28, 1010685), (30, 943306), (35, 808548), (39, 725620), (42, 673790), (52, 544215), (60, 471653), (65, 435372), (70, 404274), (71, 398580), (73, 387660), (78, 362810), (84, 336895), (91, 310980), (105, 269516), (130, 217686), (140, 202137), (142, 199290), (146, 193830), (156, 181405), (182, 155490), (195, 145124), (210, 134758), (213, 132860), (219, 129220), (260, 108843), (273, 103660), (284, 99645), (292, 96915), (355, 79716), (364, 77745), (365, 77532), (390, 72562), (420, 67379), (426, 66430), (438, 64610), (455, 62196), (497, 56940), (511, 55380), (546, 51830), (710, 39858), (730, 38766), (780, 36281), (852, 33215), (876, 32305), (910, 31098), (923, 30660), (949, 29820), (994, 28470), (1022, 27690), (1065, 26572), (1092, 25915), (1095, 25844), (1365, 20732), (1420, 19929), (1460, 19383), (1491, 18980), (1533, 18460), (1820, 15549), (1846, 15330), (1898, 14910), (1988, 14235), (2044, 13845), (2130, 13286), (2190, 12922), (2485, 11388), (2555, 11076), (2730, 10366), (2769, 10220), (2847, 9940), (2982, 9490), (3066, 9230), (3692, 7665), (3796, 7455), (4260, 6643), (4380, 6461), (4615, 6132), (4745, 5964), (4970, 5694), (5110, 5538), (5183, 5460)]