19446757980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{86269}}^1$

素因数の和:86328

約数の個数: 144

約数和(自身を含む): 62292461280

約数和(自身を除く): 42845703300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 289, 340, 390, 442, 510, 578, 663, 780, 867, 884, 1020, 1105, 1156, 1326, 1445, 1734, 2210, 2652, 2890, 3315, 3468, 3757, 4335, 4420, 5780, 6630, 7514, 8670, 11271, 13260, 15028, 17340, 18785, 22542, 37570, 45084, 56355, 75140, 86269, 112710, 172538, 225420, 258807, 345076, 431345, 517614, 862690, 1035228, 1121497, 1294035, 1466573, 1725380, 2242994, 2588070, 2933146, 3364491, 4399719, 4485988, 5176140, 5607485, 5866292, 6728982, 7332865, 8799438, 11214970, 13457964, 14665730, 16822455, 17598876, 19065449, 21998595, 22429940, 24931741, 29331460, 33644910, 38130898, 43997190, 49863482, 57196347, 67289820, 74795223, 76261796, 87994380, 95327245, 99726964, 114392694, 124658705, 149590446, 190654490, 228785388, 249317410, 285981735, 299180892, 324112633, 373976115, 381308980, 498634820, 571963470, 648225266, 747952230, 972337899, 1143926940, 1296450532, 1495904460, 1620563165, 1944675798, 3241126330, 3889351596, 4861689495, 6482252660, 9723378990, 19446757980]

約数ペア:

[(1, 19446757980), (2, 9723378990), (3, 6482252660), (4, 4861689495), (5, 3889351596), (6, 3241126330), (10, 1944675798), (12, 1620563165), (13, 1495904460), (15, 1296450532), (17, 1143926940), (20, 972337899), (26, 747952230), (30, 648225266), (34, 571963470), (39, 498634820), (51, 381308980), (52, 373976115), (60, 324112633), (65, 299180892), (68, 285981735), (78, 249317410), (85, 228785388), (102, 190654490), (130, 149590446), (156, 124658705), (170, 114392694), (195, 99726964), (204, 95327245), (221, 87994380), (255, 76261796), (260, 74795223), (289, 67289820), (340, 57196347), (390, 49863482), (442, 43997190), (510, 38130898), (578, 33644910), (663, 29331460), (780, 24931741), (867, 22429940), (884, 21998595), (1020, 19065449), (1105, 17598876), (1156, 16822455), (1326, 14665730), (1445, 13457964), (1734, 11214970), (2210, 8799438), (2652, 7332865), (2890, 6728982), (3315, 5866292), (3468, 5607485), (3757, 5176140), (4335, 4485988), (4420, 4399719), (5780, 3364491), (6630, 2933146), (7514, 2588070), (8670, 2242994), (11271, 1725380), (13260, 1466573), (15028, 1294035), (17340, 1121497), (18785, 1035228), (22542, 862690), (37570, 517614), (45084, 431345), (56355, 345076), (75140, 258807), (86269, 225420), (112710, 172538)]