21167202510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{449}}^1\times {\mathrm{1451}}^1$

素因数の和:1951

約数の個数: 144

約数和(自身を含む): 58253223600

約数和(自身を除く): 37086021090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 361, 449, 570, 722, 855, 898, 1083, 1347, 1451, 1710, 1805, 2166, 2245, 2694, 2902, 3249, 3610, 4041, 4353, 4490, 5415, 6498, 6735, 7255, 8082, 8531, 8706, 10830, 13059, 13470, 14510, 16245, 17062, 20205, 21765, 25593, 26118, 27569, 32490, 40410, 42655, 43530, 51186, 55138, 65295, 76779, 82707, 85310, 127965, 130590, 137845, 153558, 162089, 165414, 248121, 255930, 275690, 324178, 383895, 413535, 486267, 496242, 523811, 651499, 767790, 810445, 827070, 972534, 1047622, 1240605, 1302998, 1458801, 1571433, 1620890, 1954497, 2431335, 2481210, 2619055, 2917602, 3142866, 3257495, 3908994, 4714299, 4862670, 5238110, 5863491, 6514990, 7294005, 7857165, 9428598, 9772485, 11726982, 12378481, 14588010, 15714330, 19544970, 23571495, 24756962, 29317455, 37135443, 47142990, 58634910, 61892405, 74270886, 111406329, 123784810, 185677215, 222812658, 235191139, 371354430, 470382278, 557031645, 705573417, 1114063290, 1175955695, 1411146834, 2116720251, 2351911390, 3527867085, 4233440502, 7055734170, 10583601255, 21167202510]

約数ペア:

[(1, 21167202510), (2, 10583601255), (3, 7055734170), (5, 4233440502), (6, 3527867085), (9, 2351911390), (10, 2116720251), (15, 1411146834), (18, 1175955695), (19, 1114063290), (30, 705573417), (38, 557031645), (45, 470382278), (57, 371354430), (90, 235191139), (95, 222812658), (114, 185677215), (171, 123784810), (190, 111406329), (285, 74270886), (342, 61892405), (361, 58634910), (449, 47142990), (570, 37135443), (722, 29317455), (855, 24756962), (898, 23571495), (1083, 19544970), (1347, 15714330), (1451, 14588010), (1710, 12378481), (1805, 11726982), (2166, 9772485), (2245, 9428598), (2694, 7857165), (2902, 7294005), (3249, 6514990), (3610, 5863491), (4041, 5238110), (4353, 4862670), (4490, 4714299), (5415, 3908994), (6498, 3257495), (6735, 3142866), (7255, 2917602), (8082, 2619055), (8531, 2481210), (8706, 2431335), (10830, 1954497), (13059, 1620890), (13470, 1571433), (14510, 1458801), (16245, 1302998), (17062, 1240605), (20205, 1047622), (21765, 972534), (25593, 827070), (26118, 810445), (27569, 767790), (32490, 651499), (40410, 523811), (42655, 496242), (43530, 486267), (51186, 413535), (55138, 383895), (65295, 324178), (76779, 275690), (82707, 255930), (85310, 248121), (127965, 165414), (130590, 162089), (137845, 153558)]