1812149820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{6619}}^1$

素因数の和:6666

約数の個数: 180

約数和(自身を含む): 6156639720

約数和(自身を除く): 4344489900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 169, 180, 195, 234, 260, 270, 324, 338, 351, 390, 405, 468, 507, 540, 585, 676, 702, 780, 810, 845, 1014, 1053, 1170, 1404, 1521, 1620, 1690, 1755, 2028, 2106, 2340, 2535, 3042, 3380, 3510, 4212, 4563, 5070, 5265, 6084, 6619, 7020, 7605, 9126, 10140, 10530, 13238, 13689, 15210, 18252, 19857, 21060, 22815, 26476, 27378, 30420, 33095, 39714, 45630, 54756, 59571, 66190, 68445, 79428, 86047, 91260, 99285, 119142, 132380, 136890, 172094, 178713, 198570, 238284, 258141, 273780, 297855, 344188, 357426, 397140, 430235, 516282, 536139, 595710, 714852, 774423, 860470, 893565, 1032564, 1072278, 1118611, 1191420, 1290705, 1548846, 1720940, 1787130, 2144556, 2237222, 2323269, 2581410, 2680695, 3097692, 3355833, 3574260, 3872115, 4474444, 4646538, 5162820, 5361390, 5593055, 6711666, 6969807, 7744230, 9293076, 10067499, 10722780, 11186110, 11616345, 13423332, 13939614, 15488460, 16779165, 20134998, 22372220, 23232690, 27879228, 30202497, 33558330, 34849035, 40269996, 46465380, 50337495, 60404994, 67116660, 69698070, 90607491, 100674990, 120809988, 139396140, 151012485, 181214982, 201349980, 302024970, 362429964, 453037455, 604049940, 906074910, 1812149820]

約数ペア:

[(1, 1812149820), (2, 906074910), (3, 604049940), (4, 453037455), (5, 362429964), (6, 302024970), (9, 201349980), (10, 181214982), (12, 151012485), (13, 139396140), (15, 120809988), (18, 100674990), (20, 90607491), (26, 69698070), (27, 67116660), (30, 60404994), (36, 50337495), (39, 46465380), (45, 40269996), (52, 34849035), (54, 33558330), (60, 30202497), (65, 27879228), (78, 23232690), (81, 22372220), (90, 20134998), (108, 16779165), (117, 15488460), (130, 13939614), (135, 13423332), (156, 11616345), (162, 11186110), (169, 10722780), (180, 10067499), (195, 9293076), (234, 7744230), (260, 6969807), (270, 6711666), (324, 5593055), (338, 5361390), (351, 5162820), (390, 4646538), (405, 4474444), (468, 3872115), (507, 3574260), (540, 3355833), (585, 3097692), (676, 2680695), (702, 2581410), (780, 2323269), (810, 2237222), (845, 2144556), (1014, 1787130), (1053, 1720940), (1170, 1548846), (1404, 1290705), (1521, 1191420), (1620, 1118611), (1690, 1072278), (1755, 1032564), (2028, 893565), (2106, 860470), (2340, 774423), (2535, 714852), (3042, 595710), (3380, 536139), (3510, 516282), (4212, 430235), (4563, 397140), (5070, 357426), (5265, 344188), (6084, 297855), (6619, 273780), (7020, 258141), (7605, 238284), (9126, 198570), (10140, 178713), (10530, 172094), (13238, 136890), (13689, 132380), (15210, 119142), (18252, 99285), (19857, 91260), (21060, 86047), (22815, 79428), (26476, 68445), (27378, 66190), (30420, 59571), (33095, 54756), (39714, 45630)]