219897180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{911}}^1$

素因数の和:1081

約数の個数: 120

約数和(自身を含む): 695217600

約数和(自身を除く): 475320420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 149, 162, 180, 270, 298, 324, 405, 447, 540, 596, 745, 810, 894, 911, 1341, 1490, 1620, 1788, 1822, 2235, 2682, 2733, 2980, 3644, 4023, 4470, 4555, 5364, 5466, 6705, 8046, 8199, 8940, 9110, 10932, 12069, 13410, 13665, 16092, 16398, 18220, 20115, 24138, 24597, 26820, 27330, 32796, 40230, 40995, 48276, 49194, 54660, 60345, 73791, 80460, 81990, 98388, 120690, 122985, 135739, 147582, 163980, 241380, 245970, 271478, 295164, 368955, 407217, 491940, 542956, 678695, 737910, 814434, 1221651, 1357390, 1475820, 1628868, 2036085, 2443302, 2714780, 3664953, 4072170, 4886604, 6108255, 7329906, 8144340, 10994859, 12216510, 14659812, 18324765, 21989718, 24433020, 36649530, 43979436, 54974295, 73299060, 109948590, 219897180]

約数ペア:

[(1, 219897180), (2, 109948590), (3, 73299060), (4, 54974295), (5, 43979436), (6, 36649530), (9, 24433020), (10, 21989718), (12, 18324765), (15, 14659812), (18, 12216510), (20, 10994859), (27, 8144340), (30, 7329906), (36, 6108255), (45, 4886604), (54, 4072170), (60, 3664953), (81, 2714780), (90, 2443302), (108, 2036085), (135, 1628868), (149, 1475820), (162, 1357390), (180, 1221651), (270, 814434), (298, 737910), (324, 678695), (405, 542956), (447, 491940), (540, 407217), (596, 368955), (745, 295164), (810, 271478), (894, 245970), (911, 241380), (1341, 163980), (1490, 147582), (1620, 135739), (1788, 122985), (1822, 120690), (2235, 98388), (2682, 81990), (2733, 80460), (2980, 73791), (3644, 60345), (4023, 54660), (4470, 49194), (4555, 48276), (5364, 40995), (5466, 40230), (6705, 32796), (8046, 27330), (8199, 26820), (8940, 24597), (9110, 24138), (10932, 20115), (12069, 18220), (13410, 16398), (13665, 16092)]