72463860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{199}}^1$

素因数の和:255

約数の個数: 216

約数和(自身を含む): 268195200

約数和(自身を除く): 195731340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 199, 204, 210, 238, 252, 255, 289, 306, 315, 340, 357, 398, 420, 476, 510, 578, 595, 597, 612, 630, 714, 765, 796, 867, 995, 1020, 1071, 1156, 1190, 1194, 1260, 1393, 1428, 1445, 1530, 1734, 1785, 1791, 1990, 2023, 2142, 2380, 2388, 2601, 2786, 2890, 2985, 3060, 3383, 3468, 3570, 3582, 3980, 4046, 4179, 4284, 4335, 5202, 5355, 5572, 5780, 5970, 6069, 6766, 6965, 7140, 7164, 8092, 8358, 8670, 8955, 10115, 10149, 10404, 10710, 11940, 12138, 12537, 13005, 13532, 13930, 16716, 16915, 17340, 17910, 18207, 20230, 20298, 20895, 21420, 23681, 24276, 25074, 26010, 27860, 30345, 30447, 33830, 35820, 36414, 40460, 40596, 41790, 47362, 50148, 50745, 52020, 57511, 60690, 60894, 62685, 67660, 71043, 72828, 83580, 91035, 94724, 101490, 115022, 118405, 121380, 121788, 125370, 142086, 152235, 172533, 182070, 202980, 213129, 230044, 236810, 250740, 284172, 287555, 304470, 345066, 355215, 364140, 402577, 426258, 473620, 517599, 575110, 608940, 690132, 710430, 805154, 852516, 862665, 1035198, 1065645, 1150220, 1207731, 1420860, 1610308, 1725330, 2012885, 2070396, 2131290, 2415462, 2587995, 3450660, 3623193, 4025770, 4262580, 4830924, 5175990, 6038655, 7246386, 8051540, 10351980, 12077310, 14492772, 18115965, 24154620, 36231930, 72463860]

約数ペア:

[(1, 72463860), (2, 36231930), (3, 24154620), (4, 18115965), (5, 14492772), (6, 12077310), (7, 10351980), (9, 8051540), (10, 7246386), (12, 6038655), (14, 5175990), (15, 4830924), (17, 4262580), (18, 4025770), (20, 3623193), (21, 3450660), (28, 2587995), (30, 2415462), (34, 2131290), (35, 2070396), (36, 2012885), (42, 1725330), (45, 1610308), (51, 1420860), (60, 1207731), (63, 1150220), (68, 1065645), (70, 1035198), (84, 862665), (85, 852516), (90, 805154), (102, 710430), (105, 690132), (119, 608940), (126, 575110), (140, 517599), (153, 473620), (170, 426258), (180, 402577), (199, 364140), (204, 355215), (210, 345066), (238, 304470), (252, 287555), (255, 284172), (289, 250740), (306, 236810), (315, 230044), (340, 213129), (357, 202980), (398, 182070), (420, 172533), (476, 152235), (510, 142086), (578, 125370), (595, 121788), (597, 121380), (612, 118405), (630, 115022), (714, 101490), (765, 94724), (796, 91035), (867, 83580), (995, 72828), (1020, 71043), (1071, 67660), (1156, 62685), (1190, 60894), (1194, 60690), (1260, 57511), (1393, 52020), (1428, 50745), (1445, 50148), (1530, 47362), (1734, 41790), (1785, 40596), (1791, 40460), (1990, 36414), (2023, 35820), (2142, 33830), (2380, 30447), (2388, 30345), (2601, 27860), (2786, 26010), (2890, 25074), (2985, 24276), (3060, 23681), (3383, 21420), (3468, 20895), (3570, 20298), (3582, 20230), (3980, 18207), (4046, 17910), (4179, 17340), (4284, 16915), (4335, 16716), (5202, 13930), (5355, 13532), (5572, 13005), (5780, 12537), (5970, 12138), (6069, 11940), (6766, 10710), (6965, 10404), (7140, 10149), (7164, 10115), (8092, 8955), (8358, 8670)]