644155974

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:507

約数の個数: 192

約数和(自身を含む): 1866309120

約数和(自身を除く): 1222153146

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 19, 21, 22, 33, 38, 42, 57, 61, 63, 66, 77, 99, 114, 122, 126, 133, 154, 171, 183, 198, 209, 231, 266, 342, 366, 399, 401, 418, 427, 462, 549, 627, 671, 693, 798, 802, 854, 1098, 1159, 1197, 1203, 1254, 1281, 1342, 1386, 1463, 1881, 2013, 2318, 2394, 2406, 2562, 2807, 2926, 3477, 3609, 3762, 3843, 4026, 4389, 4411, 4697, 5614, 6039, 6954, 7218, 7619, 7686, 8113, 8421, 8778, 8822, 9394, 10431, 12078, 12749, 13167, 13233, 14091, 15238, 16226, 16842, 20862, 22857, 24339, 24461, 25263, 25498, 26334, 26466, 28182, 30877, 38247, 39699, 42273, 45714, 48678, 48922, 50526, 53333, 61754, 68571, 73017, 73383, 76494, 79398, 83809, 84546, 89243, 92631, 106666, 114741, 137142, 146034, 146766, 159999, 167618, 171227, 178486, 185262, 220149, 229482, 251427, 267729, 269071, 277893, 319998, 342454, 440298, 464759, 479997, 502854, 513681, 535458, 538142, 555786, 586663, 754281, 803187, 807213, 929518, 959994, 1027362, 1173326, 1394277, 1508562, 1541043, 1606374, 1614426, 1759989, 1883497, 2421639, 2788554, 3082086, 3253313, 3519978, 3766994, 4182831, 4843278, 5112349, 5279967, 5650491, 6506626, 8365662, 9759939, 10224698, 10559934, 11300982, 15337047, 16951473, 19519878, 29279817, 30674094, 33902946, 35786443, 46011141, 58559634, 71572886, 92022282, 107359329, 214718658, 322077987, 644155974]

約数ペア:

[(1, 644155974), (2, 322077987), (3, 214718658), (6, 107359329), (7, 92022282), (9, 71572886), (11, 58559634), (14, 46011141), (18, 35786443), (19, 33902946), (21, 30674094), (22, 29279817), (33, 19519878), (38, 16951473), (42, 15337047), (57, 11300982), (61, 10559934), (63, 10224698), (66, 9759939), (77, 8365662), (99, 6506626), (114, 5650491), (122, 5279967), (126, 5112349), (133, 4843278), (154, 4182831), (171, 3766994), (183, 3519978), (198, 3253313), (209, 3082086), (231, 2788554), (266, 2421639), (342, 1883497), (366, 1759989), (399, 1614426), (401, 1606374), (418, 1541043), (427, 1508562), (462, 1394277), (549, 1173326), (627, 1027362), (671, 959994), (693, 929518), (798, 807213), (802, 803187), (854, 754281), (1098, 586663), (1159, 555786), (1197, 538142), (1203, 535458), (1254, 513681), (1281, 502854), (1342, 479997), (1386, 464759), (1463, 440298), (1881, 342454), (2013, 319998), (2318, 277893), (2394, 269071), (2406, 267729), (2562, 251427), (2807, 229482), (2926, 220149), (3477, 185262), (3609, 178486), (3762, 171227), (3843, 167618), (4026, 159999), (4389, 146766), (4411, 146034), (4697, 137142), (5614, 114741), (6039, 106666), (6954, 92631), (7218, 89243), (7619, 84546), (7686, 83809), (8113, 79398), (8421, 76494), (8778, 73383), (8822, 73017), (9394, 68571), (10431, 61754), (12078, 53333), (12749, 50526), (13167, 48922), (13233, 48678), (14091, 45714), (15238, 42273), (16226, 39699), (16842, 38247), (20862, 30877), (22857, 28182), (24339, 26466), (24461, 26334), (25263, 25498)]