17848980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:358

約数の個数: 144

約数和(自身を含む): 60540480

約数和(自身を除く): 42691500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 307, 323, 340, 342, 380, 510, 570, 612, 614, 646, 684, 765, 855, 921, 969, 1020, 1140, 1228, 1292, 1530, 1535, 1615, 1710, 1842, 1938, 2763, 2907, 3060, 3070, 3230, 3420, 3684, 3876, 4605, 4845, 5219, 5526, 5814, 5833, 6140, 6460, 9210, 9690, 10438, 11052, 11628, 11666, 13815, 14535, 15657, 17499, 18420, 19380, 20876, 23332, 26095, 27630, 29070, 29165, 31314, 34998, 46971, 52190, 52497, 55260, 58140, 58330, 62628, 69996, 78285, 87495, 93942, 99161, 104380, 104994, 116660, 156570, 174990, 187884, 198322, 209988, 234855, 262485, 297483, 313140, 349980, 396644, 469710, 495805, 524970, 594966, 892449, 939420, 991610, 1049940, 1189932, 1487415, 1784898, 1983220, 2974830, 3569796, 4462245, 5949660, 8924490, 17848980]

約数ペア:

[(1, 17848980), (2, 8924490), (3, 5949660), (4, 4462245), (5, 3569796), (6, 2974830), (9, 1983220), (10, 1784898), (12, 1487415), (15, 1189932), (17, 1049940), (18, 991610), (19, 939420), (20, 892449), (30, 594966), (34, 524970), (36, 495805), (38, 469710), (45, 396644), (51, 349980), (57, 313140), (60, 297483), (68, 262485), (76, 234855), (85, 209988), (90, 198322), (95, 187884), (102, 174990), (114, 156570), (153, 116660), (170, 104994), (171, 104380), (180, 99161), (190, 93942), (204, 87495), (228, 78285), (255, 69996), (285, 62628), (306, 58330), (307, 58140), (323, 55260), (340, 52497), (342, 52190), (380, 46971), (510, 34998), (570, 31314), (612, 29165), (614, 29070), (646, 27630), (684, 26095), (765, 23332), (855, 20876), (921, 19380), (969, 18420), (1020, 17499), (1140, 15657), (1228, 14535), (1292, 13815), (1530, 11666), (1535, 11628), (1615, 11052), (1710, 10438), (1842, 9690), (1938, 9210), (2763, 6460), (2907, 6140), (3060, 5833), (3070, 5814), (3230, 5526), (3420, 5219), (3684, 4845), (3876, 4605)]