18805741920

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{621883}}^1$

素因数の和:621914

約数の個数: 192

約数和(自身を含む): 75223088640

約数和(自身を除く): 56417346720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 30240, 621883, 1243766, 1865649, 2487532, 3109415, 3731298, 4353181, 4975064, 5596947, 6218830, 7462596, 8706362, 9328245, 9950128, 11193894, 12437660, 13059543, 14925192, 16790841, 17412724, 18656490, 19900256, 21765905, 22387788, 24875320, 26119086, 27984735, 29850384, 33581682, 34825448, 37312980, 39178629, 43531810, 44775576, 49750640, 52238172, 55969470, 59700768, 65297715, 67163364, 69650896, 74625960, 78357258, 83954205, 87063620, 89551152, 99501280, 104476344, 111938940, 117535887, 130595430, 134326728, 139301792, 149251920, 156714516, 167908410, 174127240, 179102304, 195893145, 208952688, 223877880, 235071774, 261190860, 268653456, 298503840, 313429032, 335816820, 348254480, 391786290, 417905376, 447755760, 470143548, 522381720, 537306912, 587679435, 626858064, 671633640, 696508960, 783572580, 895511520, 940287096, 1044763440, 1175358870, 1253716128, 1343267280, 1567145160, 1880574192, 2089526880, 2350717740, 2686534560, 3134290320, 3761148384, 4701435480, 6268580640, 9402870960, 18805741920]

約数ペア:

[(1, 18805741920), (2, 9402870960), (3, 6268580640), (4, 4701435480), (5, 3761148384), (6, 3134290320), (7, 2686534560), (8, 2350717740), (9, 2089526880), (10, 1880574192), (12, 1567145160), (14, 1343267280), (15, 1253716128), (16, 1175358870), (18, 1044763440), (20, 940287096), (21, 895511520), (24, 783572580), (27, 696508960), (28, 671633640), (30, 626858064), (32, 587679435), (35, 537306912), (36, 522381720), (40, 470143548), (42, 447755760), (45, 417905376), (48, 391786290), (54, 348254480), (56, 335816820), (60, 313429032), (63, 298503840), (70, 268653456), (72, 261190860), (80, 235071774), (84, 223877880), (90, 208952688), (96, 195893145), (105, 179102304), (108, 174127240), (112, 167908410), (120, 156714516), (126, 149251920), (135, 139301792), (140, 134326728), (144, 130595430), (160, 117535887), (168, 111938940), (180, 104476344), (189, 99501280), (210, 89551152), (216, 87063620), (224, 83954205), (240, 78357258), (252, 74625960), (270, 69650896), (280, 67163364), (288, 65297715), (315, 59700768), (336, 55969470), (360, 52238172), (378, 49750640), (420, 44775576), (432, 43531810), (480, 39178629), (504, 37312980), (540, 34825448), (560, 33581682), (630, 29850384), (672, 27984735), (720, 26119086), (756, 24875320), (840, 22387788), (864, 21765905), (945, 19900256), (1008, 18656490), (1080, 17412724), (1120, 16790841), (1260, 14925192), (1440, 13059543), (1512, 12437660), (1680, 11193894), (1890, 9950128), (2016, 9328245), (2160, 8706362), (2520, 7462596), (3024, 6218830), (3360, 5596947), (3780, 4975064), (4320, 4353181), (5040, 3731298), (6048, 3109415), (7560, 2487532), (10080, 1865649), (15120, 1243766), (30240, 621883)]