888979980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6553}}^1$

素因数の和:6608

約数の個数: 192

約数和(自身を含む): 3171087360

約数和(自身を除く): 2282107380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 19, 20, 21, 28, 30, 34, 35, 38, 42, 51, 57, 60, 68, 70, 76, 84, 85, 95, 102, 105, 114, 119, 133, 140, 170, 190, 204, 210, 228, 238, 255, 266, 285, 323, 340, 357, 380, 399, 420, 476, 510, 532, 570, 595, 646, 665, 714, 798, 969, 1020, 1140, 1190, 1292, 1330, 1428, 1596, 1615, 1785, 1938, 1995, 2261, 2380, 2660, 3230, 3570, 3876, 3990, 4522, 4845, 6460, 6553, 6783, 7140, 7980, 9044, 9690, 11305, 13106, 13566, 19380, 19659, 22610, 26212, 27132, 32765, 33915, 39318, 45220, 45871, 65530, 67830, 78636, 91742, 98295, 111401, 124507, 131060, 135660, 137613, 183484, 196590, 222802, 229355, 249014, 275226, 334203, 373521, 393180, 445604, 458710, 498028, 550452, 557005, 622535, 668406, 688065, 747042, 779807, 871549, 917420, 1114010, 1245070, 1336812, 1376130, 1494084, 1559614, 1671015, 1743098, 1867605, 2116619, 2228020, 2339421, 2490140, 2614647, 2752260, 3119228, 3342030, 3486196, 3735210, 3899035, 4233238, 4357745, 4678842, 5229294, 6349857, 6684060, 7470420, 7798070, 8466476, 8715490, 9357684, 10458588, 10583095, 11697105, 12699714, 13073235, 14816333, 15596140, 17430980, 21166190, 23394210, 25399428, 26146470, 29632666, 31749285, 42332380, 44448999, 46788420, 52292940, 59265332, 63498570, 74081665, 88897998, 126997140, 148163330, 177795996, 222244995, 296326660, 444489990, 888979980]

約数ペア:

[(1, 888979980), (2, 444489990), (3, 296326660), (4, 222244995), (5, 177795996), (6, 148163330), (7, 126997140), (10, 88897998), (12, 74081665), (14, 63498570), (15, 59265332), (17, 52292940), (19, 46788420), (20, 44448999), (21, 42332380), (28, 31749285), (30, 29632666), (34, 26146470), (35, 25399428), (38, 23394210), (42, 21166190), (51, 17430980), (57, 15596140), (60, 14816333), (68, 13073235), (70, 12699714), (76, 11697105), (84, 10583095), (85, 10458588), (95, 9357684), (102, 8715490), (105, 8466476), (114, 7798070), (119, 7470420), (133, 6684060), (140, 6349857), (170, 5229294), (190, 4678842), (204, 4357745), (210, 4233238), (228, 3899035), (238, 3735210), (255, 3486196), (266, 3342030), (285, 3119228), (323, 2752260), (340, 2614647), (357, 2490140), (380, 2339421), (399, 2228020), (420, 2116619), (476, 1867605), (510, 1743098), (532, 1671015), (570, 1559614), (595, 1494084), (646, 1376130), (665, 1336812), (714, 1245070), (798, 1114010), (969, 917420), (1020, 871549), (1140, 779807), (1190, 747042), (1292, 688065), (1330, 668406), (1428, 622535), (1596, 557005), (1615, 550452), (1785, 498028), (1938, 458710), (1995, 445604), (2261, 393180), (2380, 373521), (2660, 334203), (3230, 275226), (3570, 249014), (3876, 229355), (3990, 222802), (4522, 196590), (4845, 183484), (6460, 137613), (6553, 135660), (6783, 131060), (7140, 124507), (7980, 111401), (9044, 98295), (9690, 91742), (11305, 78636), (13106, 67830), (13566, 65530), (19380, 45871), (19659, 45220), (22610, 39318), (26212, 33915), (27132, 32765)]