22219740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:196

約数の個数: 144

約数和(自身を含む): 72727200

約数和(自身を除く): 50507460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 73, 76, 89, 90, 95, 114, 146, 171, 178, 180, 190, 219, 228, 267, 285, 292, 342, 356, 365, 380, 438, 445, 534, 570, 657, 684, 730, 801, 855, 876, 890, 1068, 1095, 1140, 1314, 1335, 1387, 1460, 1602, 1691, 1710, 1780, 2190, 2628, 2670, 2774, 3204, 3285, 3382, 3420, 4005, 4161, 4380, 5073, 5340, 5548, 6497, 6570, 6764, 6935, 8010, 8322, 8455, 10146, 12483, 12994, 13140, 13870, 15219, 16020, 16644, 16910, 19491, 20292, 20805, 24966, 25365, 25988, 27740, 30438, 32485, 33820, 38982, 41610, 49932, 50730, 58473, 60876, 62415, 64970, 76095, 77964, 83220, 97455, 101460, 116946, 123443, 124830, 129940, 152190, 194910, 233892, 246886, 249660, 292365, 304380, 370329, 389820, 493772, 584730, 617215, 740658, 1110987, 1169460, 1234430, 1481316, 1851645, 2221974, 2468860, 3703290, 4443948, 5554935, 7406580, 11109870, 22219740]

約数ペア:

[(1, 22219740), (2, 11109870), (3, 7406580), (4, 5554935), (5, 4443948), (6, 3703290), (9, 2468860), (10, 2221974), (12, 1851645), (15, 1481316), (18, 1234430), (19, 1169460), (20, 1110987), (30, 740658), (36, 617215), (38, 584730), (45, 493772), (57, 389820), (60, 370329), (73, 304380), (76, 292365), (89, 249660), (90, 246886), (95, 233892), (114, 194910), (146, 152190), (171, 129940), (178, 124830), (180, 123443), (190, 116946), (219, 101460), (228, 97455), (267, 83220), (285, 77964), (292, 76095), (342, 64970), (356, 62415), (365, 60876), (380, 58473), (438, 50730), (445, 49932), (534, 41610), (570, 38982), (657, 33820), (684, 32485), (730, 30438), (801, 27740), (855, 25988), (876, 25365), (890, 24966), (1068, 20805), (1095, 20292), (1140, 19491), (1314, 16910), (1335, 16644), (1387, 16020), (1460, 15219), (1602, 13870), (1691, 13140), (1710, 12994), (1780, 12483), (2190, 10146), (2628, 8455), (2670, 8322), (2774, 8010), (3204, 6935), (3285, 6764), (3382, 6570), (3420, 6497), (4005, 5548), (4161, 5340), (4380, 5073)]