28973880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:222

約数の個数: 192

約数和(自身を含む): 104569920

約数和(自身を除く): 75596040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 41, 45, 52, 60, 65, 72, 78, 82, 90, 104, 117, 120, 123, 130, 151, 156, 164, 180, 195, 205, 234, 246, 260, 302, 312, 328, 360, 369, 390, 410, 453, 468, 492, 520, 533, 585, 604, 615, 738, 755, 780, 820, 906, 936, 984, 1066, 1170, 1208, 1230, 1359, 1476, 1510, 1560, 1599, 1640, 1812, 1845, 1963, 2132, 2265, 2340, 2460, 2665, 2718, 2952, 3020, 3198, 3624, 3690, 3926, 4264, 4530, 4680, 4797, 4920, 5330, 5436, 5889, 6040, 6191, 6396, 6795, 7380, 7852, 7995, 9060, 9594, 9815, 10660, 10872, 11778, 12382, 12792, 13590, 14760, 15704, 15990, 17667, 18120, 18573, 19188, 19630, 21320, 23556, 23985, 24764, 27180, 29445, 30955, 31980, 35334, 37146, 38376, 39260, 47112, 47970, 49528, 54360, 55719, 58890, 61910, 63960, 70668, 74292, 78520, 80483, 88335, 92865, 95940, 111438, 117780, 123820, 141336, 148584, 160966, 176670, 185730, 191880, 222876, 235560, 241449, 247640, 278595, 321932, 353340, 371460, 402415, 445752, 482898, 557190, 643864, 706680, 724347, 742920, 804830, 965796, 1114380, 1207245, 1448694, 1609660, 1931592, 2228760, 2414490, 2897388, 3219320, 3621735, 4828980, 5794776, 7243470, 9657960, 14486940, 28973880]

約数ペア:

[(1, 28973880), (2, 14486940), (3, 9657960), (4, 7243470), (5, 5794776), (6, 4828980), (8, 3621735), (9, 3219320), (10, 2897388), (12, 2414490), (13, 2228760), (15, 1931592), (18, 1609660), (20, 1448694), (24, 1207245), (26, 1114380), (30, 965796), (36, 804830), (39, 742920), (40, 724347), (41, 706680), (45, 643864), (52, 557190), (60, 482898), (65, 445752), (72, 402415), (78, 371460), (82, 353340), (90, 321932), (104, 278595), (117, 247640), (120, 241449), (123, 235560), (130, 222876), (151, 191880), (156, 185730), (164, 176670), (180, 160966), (195, 148584), (205, 141336), (234, 123820), (246, 117780), (260, 111438), (302, 95940), (312, 92865), (328, 88335), (360, 80483), (369, 78520), (390, 74292), (410, 70668), (453, 63960), (468, 61910), (492, 58890), (520, 55719), (533, 54360), (585, 49528), (604, 47970), (615, 47112), (738, 39260), (755, 38376), (780, 37146), (820, 35334), (906, 31980), (936, 30955), (984, 29445), (1066, 27180), (1170, 24764), (1208, 23985), (1230, 23556), (1359, 21320), (1476, 19630), (1510, 19188), (1560, 18573), (1599, 18120), (1640, 17667), (1812, 15990), (1845, 15704), (1963, 14760), (2132, 13590), (2265, 12792), (2340, 12382), (2460, 11778), (2665, 10872), (2718, 10660), (2952, 9815), (3020, 9594), (3198, 9060), (3624, 7995), (3690, 7852), (3926, 7380), (4264, 6795), (4530, 6396), (4680, 6191), (4797, 6040), (4920, 5889), (5330, 5436)]