1720189170

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{5261}}^1$

素因数の和:5457

約数の個数: 128

約数和(自身を含む): 5273786880

約数和(自身を除く): 3553597710

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 173, 189, 210, 270, 315, 346, 378, 519, 630, 865, 945, 1038, 1211, 1557, 1730, 1890, 2422, 2595, 3114, 3633, 4671, 5190, 5261, 6055, 7266, 7785, 9342, 10522, 10899, 12110, 15570, 15783, 18165, 21798, 23355, 26305, 31566, 32697, 36330, 36827, 46710, 47349, 52610, 54495, 65394, 73654, 78915, 94698, 108990, 110481, 142047, 157830, 163485, 184135, 220962, 236745, 284094, 326970, 331443, 368270, 473490, 552405, 662886, 710235, 910153, 994329, 1104810, 1420470, 1657215, 1820306, 1988658, 2730459, 3314430, 4550765, 4971645, 5460918, 6371071, 8191377, 9101530, 9943290, 12742142, 13652295, 16382754, 19113213, 24574131, 27304590, 31855355, 38226426, 40956885, 49148262, 57339639, 63710710, 81913770, 95566065, 114679278, 122870655, 172018917, 191132130, 245741310, 286698195, 344037834, 573396390, 860094585, 1720189170]

約数ペア:

[(1, 1720189170), (2, 860094585), (3, 573396390), (5, 344037834), (6, 286698195), (7, 245741310), (9, 191132130), (10, 172018917), (14, 122870655), (15, 114679278), (18, 95566065), (21, 81913770), (27, 63710710), (30, 57339639), (35, 49148262), (42, 40956885), (45, 38226426), (54, 31855355), (63, 27304590), (70, 24574131), (90, 19113213), (105, 16382754), (126, 13652295), (135, 12742142), (173, 9943290), (189, 9101530), (210, 8191377), (270, 6371071), (315, 5460918), (346, 4971645), (378, 4550765), (519, 3314430), (630, 2730459), (865, 1988658), (945, 1820306), (1038, 1657215), (1211, 1420470), (1557, 1104810), (1730, 994329), (1890, 910153), (2422, 710235), (2595, 662886), (3114, 552405), (3633, 473490), (4671, 368270), (5190, 331443), (5261, 326970), (6055, 284094), (7266, 236745), (7785, 220962), (9342, 184135), (10522, 163485), (10899, 157830), (12110, 142047), (15570, 110481), (15783, 108990), (18165, 94698), (21798, 78915), (23355, 73654), (26305, 65394), (31566, 54495), (32697, 52610), (36330, 47349), (36827, 46710)]