18944460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:224

約数の個数: 144

約数和(自身を含む): 62741952

約数和(自身を除く): 43797492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 41, 45, 51, 60, 68, 82, 85, 90, 102, 123, 151, 153, 164, 170, 180, 204, 205, 246, 255, 302, 306, 340, 369, 410, 453, 492, 510, 604, 612, 615, 697, 738, 755, 765, 820, 906, 1020, 1230, 1359, 1394, 1476, 1510, 1530, 1812, 1845, 2091, 2265, 2460, 2567, 2718, 2788, 3020, 3060, 3485, 3690, 4182, 4530, 5134, 5436, 6191, 6273, 6795, 6970, 7380, 7701, 8364, 9060, 10268, 10455, 12382, 12546, 12835, 13590, 13940, 15402, 18573, 20910, 23103, 24764, 25092, 25670, 27180, 30804, 30955, 31365, 37146, 38505, 41820, 46206, 51340, 55719, 61910, 62730, 74292, 77010, 92412, 92865, 105247, 111438, 115515, 123820, 125460, 154020, 185730, 210494, 222876, 231030, 278595, 315741, 371460, 420988, 462060, 526235, 557190, 631482, 947223, 1052470, 1114380, 1262964, 1578705, 1894446, 2104940, 3157410, 3788892, 4736115, 6314820, 9472230, 18944460]

約数ペア:

[(1, 18944460), (2, 9472230), (3, 6314820), (4, 4736115), (5, 3788892), (6, 3157410), (9, 2104940), (10, 1894446), (12, 1578705), (15, 1262964), (17, 1114380), (18, 1052470), (20, 947223), (30, 631482), (34, 557190), (36, 526235), (41, 462060), (45, 420988), (51, 371460), (60, 315741), (68, 278595), (82, 231030), (85, 222876), (90, 210494), (102, 185730), (123, 154020), (151, 125460), (153, 123820), (164, 115515), (170, 111438), (180, 105247), (204, 92865), (205, 92412), (246, 77010), (255, 74292), (302, 62730), (306, 61910), (340, 55719), (369, 51340), (410, 46206), (453, 41820), (492, 38505), (510, 37146), (604, 31365), (612, 30955), (615, 30804), (697, 27180), (738, 25670), (755, 25092), (765, 24764), (820, 23103), (906, 20910), (1020, 18573), (1230, 15402), (1359, 13940), (1394, 13590), (1476, 12835), (1510, 12546), (1530, 12382), (1812, 10455), (1845, 10268), (2091, 9060), (2265, 8364), (2460, 7701), (2567, 7380), (2718, 6970), (2788, 6795), (3020, 6273), (3060, 6191), (3485, 5436), (3690, 5134), (4182, 4530)]