1337220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:74

約数の個数: 144

約数和(自身を含む): 4717440

約数和(自身を除く): 3380220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 23, 30, 34, 36, 38, 45, 46, 51, 57, 60, 68, 69, 76, 85, 90, 92, 95, 102, 114, 115, 138, 153, 170, 171, 180, 190, 204, 207, 228, 230, 255, 276, 285, 306, 323, 340, 342, 345, 380, 391, 414, 437, 460, 510, 570, 612, 646, 684, 690, 765, 782, 828, 855, 874, 969, 1020, 1035, 1140, 1173, 1292, 1311, 1380, 1530, 1564, 1615, 1710, 1748, 1938, 1955, 2070, 2185, 2346, 2622, 2907, 3060, 3230, 3420, 3519, 3876, 3910, 3933, 4140, 4370, 4692, 4845, 5244, 5814, 5865, 6460, 6555, 7038, 7429, 7820, 7866, 8740, 9690, 11628, 11730, 13110, 14076, 14535, 14858, 15732, 17595, 19380, 19665, 22287, 23460, 26220, 29070, 29716, 35190, 37145, 39330, 44574, 58140, 66861, 70380, 74290, 78660, 89148, 111435, 133722, 148580, 222870, 267444, 334305, 445740, 668610, 1337220]

約数ペア:

[(1, 1337220), (2, 668610), (3, 445740), (4, 334305), (5, 267444), (6, 222870), (9, 148580), (10, 133722), (12, 111435), (15, 89148), (17, 78660), (18, 74290), (19, 70380), (20, 66861), (23, 58140), (30, 44574), (34, 39330), (36, 37145), (38, 35190), (45, 29716), (46, 29070), (51, 26220), (57, 23460), (60, 22287), (68, 19665), (69, 19380), (76, 17595), (85, 15732), (90, 14858), (92, 14535), (95, 14076), (102, 13110), (114, 11730), (115, 11628), (138, 9690), (153, 8740), (170, 7866), (171, 7820), (180, 7429), (190, 7038), (204, 6555), (207, 6460), (228, 5865), (230, 5814), (255, 5244), (276, 4845), (285, 4692), (306, 4370), (323, 4140), (340, 3933), (342, 3910), (345, 3876), (380, 3519), (391, 3420), (414, 3230), (437, 3060), (460, 2907), (510, 2622), (570, 2346), (612, 2185), (646, 2070), (684, 1955), (690, 1938), (765, 1748), (782, 1710), (828, 1615), (855, 1564), (874, 1530), (969, 1380), (1020, 1311), (1035, 1292), (1140, 1173)]