18179460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1$

素因数の和:502

約数の個数: 144

約数和(自身を含む): 63017136

約数和(自身を除く): 44837676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 457, 468, 510, 585, 612, 663, 765, 780, 884, 914, 1020, 1105, 1170, 1326, 1371, 1530, 1828, 1989, 2210, 2285, 2340, 2652, 2742, 3060, 3315, 3978, 4113, 4420, 4570, 5484, 5941, 6630, 6855, 7769, 7956, 8226, 9140, 9945, 11882, 13260, 13710, 15538, 16452, 17823, 19890, 20565, 23307, 23764, 27420, 29705, 31076, 35646, 38845, 39780, 41130, 46614, 53469, 59410, 69921, 71292, 77690, 82260, 89115, 93228, 100997, 106938, 116535, 118820, 139842, 155380, 178230, 201994, 213876, 233070, 267345, 279684, 302991, 349605, 356460, 403988, 466140, 504985, 534690, 605982, 699210, 908973, 1009970, 1069380, 1211964, 1398420, 1514955, 1817946, 2019940, 3029910, 3635892, 4544865, 6059820, 9089730, 18179460]

約数ペア:

[(1, 18179460), (2, 9089730), (3, 6059820), (4, 4544865), (5, 3635892), (6, 3029910), (9, 2019940), (10, 1817946), (12, 1514955), (13, 1398420), (15, 1211964), (17, 1069380), (18, 1009970), (20, 908973), (26, 699210), (30, 605982), (34, 534690), (36, 504985), (39, 466140), (45, 403988), (51, 356460), (52, 349605), (60, 302991), (65, 279684), (68, 267345), (78, 233070), (85, 213876), (90, 201994), (102, 178230), (117, 155380), (130, 139842), (153, 118820), (156, 116535), (170, 106938), (180, 100997), (195, 93228), (204, 89115), (221, 82260), (234, 77690), (255, 71292), (260, 69921), (306, 59410), (340, 53469), (390, 46614), (442, 41130), (457, 39780), (468, 38845), (510, 35646), (585, 31076), (612, 29705), (663, 27420), (765, 23764), (780, 23307), (884, 20565), (914, 19890), (1020, 17823), (1105, 16452), (1170, 15538), (1326, 13710), (1371, 13260), (1530, 11882), (1828, 9945), (1989, 9140), (2210, 8226), (2285, 7956), (2340, 7769), (2652, 6855), (2742, 6630), (3060, 5941), (3315, 5484), (3978, 4570), (4113, 4420)]