42371820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 138928608

約数和(自身を除く): 96556788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 61, 68, 85, 90, 102, 122, 153, 170, 180, 183, 204, 227, 244, 255, 305, 306, 340, 366, 454, 510, 549, 610, 612, 681, 732, 765, 908, 915, 1020, 1037, 1098, 1135, 1220, 1362, 1530, 1830, 2043, 2074, 2196, 2270, 2724, 2745, 3060, 3111, 3405, 3660, 3859, 4086, 4148, 4540, 5185, 5490, 6222, 6810, 7718, 8172, 9333, 10215, 10370, 10980, 11577, 12444, 13620, 13847, 15436, 15555, 18666, 19295, 20430, 20740, 23154, 27694, 31110, 34731, 37332, 38590, 40860, 41541, 46308, 46665, 55388, 57885, 62220, 69235, 69462, 77180, 83082, 93330, 115770, 124623, 138470, 138924, 166164, 173655, 186660, 207705, 231540, 235399, 249246, 276940, 347310, 415410, 470798, 498492, 623115, 694620, 706197, 830820, 941596, 1176995, 1246230, 1412394, 2118591, 2353990, 2492460, 2824788, 3530985, 4237182, 4707980, 7061970, 8474364, 10592955, 14123940, 21185910, 42371820]

約数ペア:

[(1, 42371820), (2, 21185910), (3, 14123940), (4, 10592955), (5, 8474364), (6, 7061970), (9, 4707980), (10, 4237182), (12, 3530985), (15, 2824788), (17, 2492460), (18, 2353990), (20, 2118591), (30, 1412394), (34, 1246230), (36, 1176995), (45, 941596), (51, 830820), (60, 706197), (61, 694620), (68, 623115), (85, 498492), (90, 470798), (102, 415410), (122, 347310), (153, 276940), (170, 249246), (180, 235399), (183, 231540), (204, 207705), (227, 186660), (244, 173655), (255, 166164), (305, 138924), (306, 138470), (340, 124623), (366, 115770), (454, 93330), (510, 83082), (549, 77180), (610, 69462), (612, 69235), (681, 62220), (732, 57885), (765, 55388), (908, 46665), (915, 46308), (1020, 41541), (1037, 40860), (1098, 38590), (1135, 37332), (1220, 34731), (1362, 31110), (1530, 27694), (1830, 23154), (2043, 20740), (2074, 20430), (2196, 19295), (2270, 18666), (2724, 15555), (2745, 15436), (3060, 13847), (3111, 13620), (3405, 12444), (3660, 11577), (3859, 10980), (4086, 10370), (4148, 10215), (4540, 9333), (5185, 8172), (5490, 7718), (6222, 6810)]