18120300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:81

約数の個数: 216

約数和(自身を含む): 63954240

約数和(自身を除く): 45833940

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 19, 20, 22, 25, 30, 33, 34, 38, 44, 50, 51, 55, 57, 60, 66, 68, 75, 76, 85, 95, 100, 102, 110, 114, 132, 150, 165, 170, 187, 190, 204, 209, 220, 228, 255, 275, 285, 289, 300, 323, 330, 340, 374, 380, 418, 425, 475, 510, 550, 561, 570, 578, 627, 646, 660, 748, 825, 836, 850, 867, 935, 950, 969, 1020, 1045, 1100, 1122, 1140, 1156, 1254, 1275, 1292, 1425, 1445, 1615, 1650, 1700, 1734, 1870, 1900, 1938, 2090, 2244, 2508, 2550, 2805, 2850, 2890, 3135, 3179, 3230, 3300, 3468, 3553, 3740, 3876, 4180, 4335, 4675, 4845, 5100, 5225, 5491, 5610, 5700, 5780, 6270, 6358, 6460, 7106, 7225, 8075, 8670, 9350, 9537, 9690, 10450, 10659, 10982, 11220, 12540, 12716, 14025, 14212, 14450, 15675, 15895, 16150, 16473, 17340, 17765, 18700, 19074, 19380, 20900, 21318, 21675, 21964, 24225, 27455, 28050, 28900, 31350, 31790, 32300, 32946, 35530, 38148, 42636, 43350, 47685, 48450, 53295, 54910, 56100, 60401, 62700, 63580, 65892, 71060, 79475, 82365, 86700, 88825, 95370, 96900, 106590, 109820, 120802, 137275, 158950, 164730, 177650, 181203, 190740, 213180, 238425, 241604, 266475, 274550, 302005, 317900, 329460, 355300, 362406, 411825, 476850, 532950, 549100, 604010, 724812, 823650, 906015, 953700, 1065900, 1208020, 1510025, 1647300, 1812030, 3020050, 3624060, 4530075, 6040100, 9060150, 18120300]

約数ペア:

[(1, 18120300), (2, 9060150), (3, 6040100), (4, 4530075), (5, 3624060), (6, 3020050), (10, 1812030), (11, 1647300), (12, 1510025), (15, 1208020), (17, 1065900), (19, 953700), (20, 906015), (22, 823650), (25, 724812), (30, 604010), (33, 549100), (34, 532950), (38, 476850), (44, 411825), (50, 362406), (51, 355300), (55, 329460), (57, 317900), (60, 302005), (66, 274550), (68, 266475), (75, 241604), (76, 238425), (85, 213180), (95, 190740), (100, 181203), (102, 177650), (110, 164730), (114, 158950), (132, 137275), (150, 120802), (165, 109820), (170, 106590), (187, 96900), (190, 95370), (204, 88825), (209, 86700), (220, 82365), (228, 79475), (255, 71060), (275, 65892), (285, 63580), (289, 62700), (300, 60401), (323, 56100), (330, 54910), (340, 53295), (374, 48450), (380, 47685), (418, 43350), (425, 42636), (475, 38148), (510, 35530), (550, 32946), (561, 32300), (570, 31790), (578, 31350), (627, 28900), (646, 28050), (660, 27455), (748, 24225), (825, 21964), (836, 21675), (850, 21318), (867, 20900), (935, 19380), (950, 19074), (969, 18700), (1020, 17765), (1045, 17340), (1100, 16473), (1122, 16150), (1140, 15895), (1156, 15675), (1254, 14450), (1275, 14212), (1292, 14025), (1425, 12716), (1445, 12540), (1615, 11220), (1650, 10982), (1700, 10659), (1734, 10450), (1870, 9690), (1900, 9537), (1938, 9350), (2090, 8670), (2244, 8075), (2508, 7225), (2550, 7106), (2805, 6460), (2850, 6358), (2890, 6270), (3135, 5780), (3179, 5700), (3230, 5610), (3300, 5491), (3468, 5225), (3553, 5100), (3740, 4845), (3876, 4675), (4180, 4335)]