219626820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{673}}^1$

素因数の和:739

約数の個数: 216

約数和(自身を含む): 797096664

約数和(自身を除く): 577469844

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 49, 60, 63, 70, 74, 84, 90, 98, 105, 111, 126, 140, 147, 148, 180, 185, 196, 210, 222, 245, 252, 259, 294, 315, 333, 370, 420, 441, 444, 490, 518, 555, 588, 630, 666, 673, 735, 740, 777, 882, 980, 1036, 1110, 1260, 1295, 1332, 1346, 1470, 1554, 1665, 1764, 1813, 2019, 2205, 2220, 2331, 2590, 2692, 2940, 3108, 3330, 3365, 3626, 3885, 4038, 4410, 4662, 4711, 5180, 5439, 6057, 6660, 6730, 7252, 7770, 8076, 8820, 9065, 9324, 9422, 10095, 10878, 11655, 12114, 13460, 14133, 15540, 16317, 18130, 18844, 20190, 21756, 23310, 23555, 24228, 24901, 27195, 28266, 30285, 32634, 32977, 36260, 40380, 42399, 46620, 47110, 49802, 54390, 56532, 60570, 65268, 65954, 70665, 74703, 81585, 84798, 94220, 98931, 99604, 108780, 121140, 124505, 131908, 141330, 149406, 163170, 164885, 169596, 174307, 197862, 211995, 224109, 249010, 282660, 296793, 298812, 326340, 329770, 348614, 373515, 395724, 423990, 448218, 494655, 498020, 522921, 593586, 659540, 697228, 747030, 847980, 871535, 896436, 989310, 1045842, 1120545, 1187172, 1220149, 1483965, 1494060, 1568763, 1743070, 1978620, 2091684, 2241090, 2440298, 2614605, 2967930, 3137526, 3486140, 3660447, 4482180, 4880596, 5229210, 5935860, 6100745, 6275052, 7320894, 7843815, 10458420, 10981341, 12201490, 14641788, 15687630, 18302235, 21962682, 24402980, 31375260, 36604470, 43925364, 54906705, 73208940, 109813410, 219626820]

約数ペア:

[(1, 219626820), (2, 109813410), (3, 73208940), (4, 54906705), (5, 43925364), (6, 36604470), (7, 31375260), (9, 24402980), (10, 21962682), (12, 18302235), (14, 15687630), (15, 14641788), (18, 12201490), (20, 10981341), (21, 10458420), (28, 7843815), (30, 7320894), (35, 6275052), (36, 6100745), (37, 5935860), (42, 5229210), (45, 4880596), (49, 4482180), (60, 3660447), (63, 3486140), (70, 3137526), (74, 2967930), (84, 2614605), (90, 2440298), (98, 2241090), (105, 2091684), (111, 1978620), (126, 1743070), (140, 1568763), (147, 1494060), (148, 1483965), (180, 1220149), (185, 1187172), (196, 1120545), (210, 1045842), (222, 989310), (245, 896436), (252, 871535), (259, 847980), (294, 747030), (315, 697228), (333, 659540), (370, 593586), (420, 522921), (441, 498020), (444, 494655), (490, 448218), (518, 423990), (555, 395724), (588, 373515), (630, 348614), (666, 329770), (673, 326340), (735, 298812), (740, 296793), (777, 282660), (882, 249010), (980, 224109), (1036, 211995), (1110, 197862), (1260, 174307), (1295, 169596), (1332, 164885), (1346, 163170), (1470, 149406), (1554, 141330), (1665, 131908), (1764, 124505), (1813, 121140), (2019, 108780), (2205, 99604), (2220, 98931), (2331, 94220), (2590, 84798), (2692, 81585), (2940, 74703), (3108, 70665), (3330, 65954), (3365, 65268), (3626, 60570), (3885, 56532), (4038, 54390), (4410, 49802), (4662, 47110), (4711, 46620), (5180, 42399), (5439, 40380), (6057, 36260), (6660, 32977), (6730, 32634), (7252, 30285), (7770, 28266), (8076, 27195), (8820, 24901), (9065, 24228), (9324, 23555), (9422, 23310), (10095, 21756), (10878, 20190), (11655, 18844), (12114, 18130), (13460, 16317), (14133, 15540)]